Patents Issued in July 19, 1994
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Patent number: 5329812Abstract: In a thermal flow sensor comprising a cylindrical housing, a straight-pipe-shaped detecting tube, and a heat-sensitive resistor provided in the detecting tube, the housing has a net at its one end opening through which fluid to be measured flows therein, and no net is provided at the other end opening. Instead, an insertion preventing member is provided downstream of the heat-sensitive resistor and inside the detecting tube to prevent the insertion of an unwanted object such as the finger into the detecting tube.Type: GrantFiled: March 19, 1992Date of Patent: July 19, 1994Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Yasuo Tada, Tomoya Yamakawa
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Patent number: 5329813Abstract: A grasp analysis apparatus and method by which the power of grasp exerted by the human hand can be measured, and by which a determination can be made related to the maximum effort of grasp that is made during the measurement. The apparatus includes a housing having opposed walls which can be forced towards one another in proportion to the magnitude of the compressive strength exerted by the person that grasps the housing. A transducer enclosed within the housing is compressed between the movable opposed walls and provides a signal that is proportional to the magnitude of the compressive force of the grasp. The signal is converted into a measurement indicative of the magnitude of the force. A plurality of measurements taken at different locations along the fingers are plotted to reveal the true effort being made while grasping the apparatus.Type: GrantFiled: October 23, 1992Date of Patent: July 19, 1994Inventor: Royce C. Lewis, Jr.
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Patent number: 5329814Abstract: The unbalance of a body (10) to be balanced is indicated in a polar co-ordinate system (52) on a screen (50) of a cathode ray tube (48) by means of a first visible mark (60). The body (10) to be balanced may be rotated by a drive motor (20) by means of a belt (22). A pulse generator (30), producing trains of pulses that are relatively phase displaced by a quarter of a period, is coupled to the drive motor (20). A computer (34) generates a position-indicating signal from the pulse trains, and a reference signal is produced by a reference mark on the body (10) to be balanced and obtained from a pick-up device (28). A position-indicating radial finger (68), which is a second visible mark and rotates on the screen (50) in phase locked manner with the body (10) to be balanced, is obtained from the position-indicating signal. When the position-indicating radial finger (68) coincides with the first visible mark (60), the unbalanced body (10) is positioned in the desired working position.Type: GrantFiled: June 11, 1993Date of Patent: July 19, 1994Assignee: Dr. Reutlinger and Sohne GmbH & Co. KGInventors: Jurgen Betz, Jurgen Kissinger, Peter Heydt
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Patent number: 5329815Abstract: A vibration gyroscope including a central mounting post and a planar mass symmetrically affixed thereto for vibrational movement. The post and mass are formed from a single layer of semiconductor material deposited on a substrate, such as silicon. Capacitive plates positioned below and above the mass, formed by depositing two additional layers of semiconductor material, are utilized for driving the mass and sensing vibration produced by the Coriolis effect.Type: GrantFiled: December 19, 1991Date of Patent: July 19, 1994Assignee: Motorola, Inc.Inventors: William C. Dunn, Raymond M. Roop
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Patent number: 5329816Abstract: A tuning fork-controlled gyro includes two legs and a base part, one end of each leg being connected with the base part and the legs being freely vibratable and provided with an electrode pattern comprising drive electrodes for generating a vibration in the legs of the tuning fork either in the plane of the tuning fork or out of the plane of the tuning fork and sensing electrodes for sensing vibrations occurring in the legs of the tuning fork in a plane perpendicular to the plane in which the vibration was generated.Type: GrantFiled: January 8, 1992Date of Patent: July 19, 1994Assignee: Swedish Ordnance - FFV/Bofors ABInventors: Jan Soderkvist, Bo Nilsson-Almqvist, Tony Holm, Fredrik Borjesson
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Patent number: 5329817Abstract: A preferred embodiment of this invention is illustrated in FIG. 4 showing an offset and tilted object transducer 50 being rotated about a system axis 51 to sequentially insonify the object from various acute incident angles .theta. to the system axis to provide images of the out-of-focus structures at spaced locations at the hologram detection surface 18 at different spaced times. If the pulse rate of the object transducer is greater than the fusion of the eye, the eye is able to average two or more images into a single perceived image. Likewise, video equipment that receives images at a rate greater than 30 Hertz will average two or more images and display the image at a rate of approximately 30 Hertz. Additionally, external video processing may be utilized to electronically average two or more images electronically to obtain an averaged image at any time constant desired by the operator.Type: GrantFiled: November 22, 1991Date of Patent: July 19, 1994Assignee: Advanced Imaging SystemsInventors: George F. Garlick, Glen C. Dunham
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Patent number: 5329818Abstract: A two-wire transmitter includes a pressure sensor comprising first and second sensing means each having an impedance value which varies with pressure being measured and with a predetermined environmental condition, such as line pressure or temperature. A fixed impedance has an impedance value which is substantially unchanged by variations in the predetermined environmental condition. A switch alternately connects the fixed impedance into operative relation with the first and second sensing means to derive first and second signals which are each functions of pressure being measured and the predetermined environmental condition. A correction circuit processes the first and second signals, such as by a polynomial series or with a lookup table, to derive a corrected pressure signal.Type: GrantFiled: May 28, 1992Date of Patent: July 19, 1994Assignee: Rosemount Inc.Inventors: Roger L. Frick, Gregory S. Munson
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Patent number: 5329819Abstract: A simple, reliable and inexpensive ultra high pressure transducer includes a basic capacitive transducer, made of two closely spaced insulating plates whose opposed faces contain conductive layers, and one of which plates is a thin and flexible diaphragm of low mechanical hysteresis. In mechanical coupling proximity with this insulating diaphragm is a thick metal diaphragm which is a part of the ultra high pressure coupling component. The flexure of this thick metal diaphragm under ultra high pressures, which are applied only on the side opposite the insulating diaphragm, determines the magnitude of the deflection of both diaphragms, and, corresponding to the resultant output capacitance level, provides a measure of the ultra high pressure level.Type: GrantFiled: May 6, 1993Date of Patent: July 19, 1994Assignee: Kavlico CorporationInventors: Kyong M. Park, Abrar A. Tirmizi
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Patent number: 5329820Abstract: A materials testing grip for tensile testing of small fibers includes a pair of inwardlyconverging surfaces into which a fiber may be easily pressed, and which in fiber tension is characterized by increased gripping force.Type: GrantFiled: May 17, 1993Date of Patent: July 19, 1994Assignee: Instron CorporationInventor: Stephen M. McMahon
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Patent number: 5329821Abstract: A system for measuring the flow of a fluid in a pipe that is one of a plurality of different sizes. The system employs a pair of transducers mounted on the pipe in an upstream-downstream relationship, Each transducer is excited by one of a pair of oscillators to transmit a sonic signal though the fluid to the other transducer. Transit times of the sonic signals are measured. A microprocessing network computes the flow rate of the fluid based on the measured transit time in the pipe. The system has a signal transit time between transducers equal to the time elapse of N cycles of the frequency emitted by the oscillators. The value of N, as computed by a microprocessor, relates to the size of the pipe.Type: GrantFiled: May 8, 1992Date of Patent: July 19, 1994Assignee: Nusonics, Inc.Inventors: Theodore N. Birnbaum, Ellis M. Zacharias, Jr.
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Patent number: 5329822Abstract: The invention to a yarn tension sensor, in particular for yarns traveling at high speed, to accurately ascertain even short-term yarn tension fluctuations. According to the invention, a yarn guide element is mounted on one head end of a plunger coil disposed in a magnetic field. A position sensor is disposed in the region of the plunger coil and detects even minimal changes in position of the plunger coil. These changes in position are reported to a controller, at whose output variations in current are generated and supplied to the winding of the plunger coil, the variations being such to compensate for the axial force generated by the yarn and acting upon the plunger coil, thereby making the plunger coil virtually motionless.Type: GrantFiled: September 4, 1992Date of Patent: July 19, 1994Assignee: W. Schlafhorst AG & Co.Inventors: Robert Hartel, Karl-Josef Hoehne, Ferdinand-Josef Hermanns, Herbert Henze, Herbert Knors, Dietmar Engelhardt, Wilhelm Zitzen, Manfred Veyes, Herbert Merkens, Wolfram Weissenfels, Hermann Ruetten, Dirk Jaegers, Berndt Pommer
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Patent number: 5329823Abstract: An interposed sensor having a housing whose lateral extend is not greater than the lateral extend of the machine parts is to be installed between and having a plurality of measuring elements welded under preloading to the housing. Electronics including charge amplifiers are integral with the housing, either interior the lateral extend or in an annular compartment.Type: GrantFiled: May 31, 1991Date of Patent: July 19, 1994Assignee: Kistler Instrumente AGInventors: Hans Sonderegger, Mario Giorgetta, Peter Wolfer
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Patent number: 5329824Abstract: Internal pipe inspection apparatus is disclosed having a novel collapsible centralizer mechanism for an in-line pipe inspection head. The inspection apparatus is insertable into different size pipelines through a small, lateral service opening. The apparatus includes a compact inspection pipe head having a viewing assembly for imaging the interior of the pipe. The head is sized to pass through a standard lateral service opening substantially less in diameter than the diameter of the pipe. Various collapsible centralizing members are described for positioning the pipe inspection head viewing assembly substantially concentric with an axis of the pipe. The novel centralizers include multiple bendable support legs which are pivotally connected at different points to the inspection device such that each leg forms a substantially sinusoidal shape when extended and each leg collapses close to the inspection head and trailing ferrules when retracted for insertion into (or removal from) the pipe.Type: GrantFiled: July 15, 1993Date of Patent: July 19, 1994Assignee: Niagara Mohawk Power CorporationInventors: Joseph R. Carapezza, Linda T. Ystueta
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Patent number: 5329825Abstract: A precision positioning stage assembly, comprising a movable stage, a drive screw having it axis parallel to the direction of movement of the stage, a follower threadably engaged with the drive screw, and a linear guide rail for supporting one side of the stage. The linear guide rail has its axis parallel to the direction of movement of the stage. A drive member is secured to the stage which has a pair of oppositely disposed contact surfaces spaced apart a predetermined distance. A torque member is secured to the follower, the torque member having a drive section for placement between the contact surfaces and moving the stage along the guide rail. The drive section and the contact surfaces have a configuration so as to provide substantially point contact therebetween.Type: GrantFiled: November 25, 1992Date of Patent: July 19, 1994Assignee: Eastman Kodak CompanyInventor: Paul D. Askins
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Patent number: 5329826Abstract: A pneumatic control system (200) for controlling the automated shifting of the splitter section (114) of an automated compound transmission (110) is provided. Shifting of the splitter section is controlled by a differential area piston/cylinder actuator assembly (162) having a first chamber (168A) associated with low-speed operation and a second chamber (170A) associated with high-speed operation. Pressurization and exhaust of each of the chambers is controlled by an individual independently controlled solenoid actuated valve (202 and 204 respectively), each of which operates in response to control signals from an ECU 124.Type: GrantFiled: January 22, 1992Date of Patent: July 19, 1994Assignee: Eaton CorporationInventors: Roger A. Graves, Jr., William J. Mack
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Patent number: 5329827Abstract: A deformable flat spring is disposed between a rotating selector knob and a stop to prevent unwanted rotation of the selector knob and wherein release of the stop requires displacement of the knob in an axial direction relative to the stop to deform the flat spring thereby permitting escape of the stop and selective rotation of the knob.Type: GrantFiled: January 21, 1993Date of Patent: July 19, 1994Assignee: Ingersoll-Rand CompanyInventor: Leslie J. Sell
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Patent number: 5329828Abstract: The present invention relates to a three-shaft gearbox particularly for industrial vehicles in general, which comprises an input shaft which is associable with a power unit and selectively interacts with a first countershaft or with a second countershaft. The first countershaft rigidly rotationally supports odd-numbered speed gears, whereas the second countershaft rigidly rotationally supports even-numbered speed gears. The first countershaft and the second countershaft are mutually disconnected. The even-numbered speed gears and the odd-numbered speed gears mesh with respective output gears, which are supported by an output shaft and can be selectively rigidly rotationally associated with the output shaft.Type: GrantFiled: December 14, 1992Date of Patent: July 19, 1994Assignee: Clark-Hurth Components S.p.A.Inventor: Fritz C. A. Hurth
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Patent number: 5329829Abstract: An interfering surface is disposed between a rotating selector knob and a stop to prevent unwanted rotation of the selector knob and wherein release of the stop requires displacement of the knob in an axial direction relative to the stop to bypass the interfering surfaces thereby permitting selective rotation of the knob.Type: GrantFiled: January 22, 1993Date of Patent: July 19, 1994Assignee: Ingersoll-Rand CompanyInventor: Leslie J. Sell
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Patent number: 5329830Abstract: A shift control apparatus for an automatic transmission of a vehicle wherein a plurality of speed ratios are achieved by electronically controlling individual hydraulic pressures supplied to a plurality of frictional engaging elements to selectively engage these frictional engaging elements, which includes speed ratio select members for changing over the speed ratio of the automatic transmission from a neutral position to a running position, operation condition determination members for determining operation condition of the vehicle, an electromagnetic valve for controlling hydraulic pressure supplied to a first frictional engaging element to achieve a first speed; and electromagnetic valve control members for controlling operation of the electromagnetic valve so that when the speed ratio select members is determined by the operation condition determination means to be slowly manipulated, a supply time of a maximum hydraulic pressure to the first frictional engaging element is extended by a predetermined timeType: GrantFiled: October 30, 1992Date of Patent: July 19, 1994Assignee: Mitsubishi Jidosha Kogyo Kabushiki KaishaInventors: Takeshi Kitagawa, Hiroshi Takuma, Shoji Kan, Yoichi Furuichi, Takahiro Taki
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Patent number: 5329831Abstract: A new, novel device for holding a container while applying torque specifically to the closure in the direction of opening. This device is readily adaptable for use with an electric motor or ratchet to provide hands free operation. The device may be made small enough to serve as a counter-top appliance for home use. In addition, the device is self sizing to serve a wide array of container closures.Type: GrantFiled: March 15, 1993Date of Patent: July 19, 1994Inventors: Webster Pierce, Jr., Mack Cheramie
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Patent number: 5329832Abstract: Pull tab can opener, comprising a non flexible hook attached to an adjustable band to be wrapped around a finger digit and worn as a finger band to allow ease, speed and safety in opening pull tab cans.Type: GrantFiled: November 30, 1993Date of Patent: July 19, 1994Inventor: Ronald E. Tegethoff
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Patent number: 5329833Abstract: The invention presented relates to an apparatus for applying rotational force to a workpiece.Type: GrantFiled: July 31, 1992Date of Patent: July 19, 1994Inventor: Anthony J. Sergan
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Patent number: 5329834Abstract: The invention herein relates to a kind of multi-angle all-purpose ratchet screwdriver that consists mainly of a serrated ratchet wheel on a screwdriver chuck, a ratchet-angle locking plate at the hinged juncture between the handle and the screw driver chuck, and a threaded positioner plate which, when tightened, exerts pressure on the ratchet wheel and the ratchet-angle locking plate, thus, securing the ratchet-angle locking plate against the ratchet wheel on the screwdriver chuck, while also attaining the objective of securing the ratchet-angle locking plate to the screwdriver chuck at various angles.Type: GrantFiled: June 7, 1993Date of Patent: July 19, 1994Inventor: Jason Wong
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Patent number: 5329835Abstract: An adjustable length punch set assembly for adjusting the overall length of a punch having a punch driver and punch holder that are axially adjustable relative to each other and retained at least in part within a punch guide sleeve and biased axially with respect thereto by a biasing spring. A locking push button is positioned axially within and accessible through a hole of the punch driver, the push button being moveable between a first position for locking the punch driver with respect to the punch holder to prevent length adjustment by rotation of mutually engageable threaded portions thereof, and a second position allowing relative rotation of the punch driver and punch holder along the mutually engageable threaded portions to effect length adjustment. The push button includes one or more detents formed thereon, the detents being engageable with one or more first detent stop(s) formed in the punch driver and second detent stop(s) formed in the punch holder.Type: GrantFiled: October 7, 1992Date of Patent: July 19, 1994Assignee: Wilson Tool International, Inc.Inventors: Richard L. Timp, Michael W. Schultz, John H. Morehead
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Patent number: 5329836Abstract: A musical instrument has a plurality of chime members disposed along its length, and each chime member is easily removed from the instrument or placed in a different position with respect to the other chime members. In some embodiments, plural slots are formed along the length of a base member and each chime member is suspended from a cord that is inserted into contiguous slots, and an elongate cover member overlies the base member to prevent inadvertent removal of the cords from their respective slots. Different structures are shown for spacing the cover apart from the base when it is desired to remove one or more cords from its associated slot. In additional embodiments, each chime member is suspended from a module, and the module releasably engages the base member.Type: GrantFiled: January 15, 1993Date of Patent: July 19, 1994Inventor: John W. Stannard
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Patent number: 5329837Abstract: This invention relates to the materials, method of construction, and design of a composite acoustic drum shell intended to enhance the sound quality of a drumhead. It involves the process of winding a continuous polisher saturated fiber around a symetrical mandrel to form the shape of the drumshell. The overall shape of the structure, the material selection, and the orientation of the fibers maximize the degree of coupling between the structure and the drumhead resulting in a resonating system. The shape of said mandrel may be advantageously varied to create different vibrational and acoustical properties for different size drumheads.Type: GrantFiled: May 7, 1992Date of Patent: July 19, 1994Inventor: Michael D. Appolonia, III
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Patent number: 5329838Abstract: A drum comprises a shell defining a hollow space extending along a predetermined direction, a head stretched over the hollow space, and a supporting mechanism provided between the shell and a drum stand. The drum stand is affixed to the shell at a predetermined position. Vibrations take place in the shell upon beating the head. The predetermined position is matched with an area where the vibrations minimize the amplitude thereof so that the beats are less susceptible to influence from the supporting mechanism.Type: GrantFiled: January 25, 1993Date of Patent: July 19, 1994Assignee: Yamaha CorporationInventor: Toshinori Yamashita
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Patent number: 5329839Abstract: An explosive powder charge operated setting tool includes an axially extending driving piston (2) slidably guided in a piston guide (1). The piston guide (1) has a trailing or rear end base part (3) penetrated axially by a through channel (4) which opens in the driving direction of the setting tool into a recess (7) in the base part (3). The trailing end face of the driving piston (2) facing the base part (3) has a centrally arranged annular-shaped depression (10). In axial section the depression (10) is semicircularly-shaped. Depression (10) and recess (7) serve to reverse and direct unburned portions of the explosive powder charge into a hot zone in the base part (3) so that the unburned portions are subsequently ignited and do not foul the setting tool.Type: GrantFiled: June 1, 1993Date of Patent: July 19, 1994Assignee: Hilti AktiengesellschaftInventor: Gerhard Ehmig
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Patent number: 5329840Abstract: A system for controlling the application of firing signals to electrically fired ammunition rounds which are chambered in the gun or the like. A plurality of insulated contacts are installed in the firing chamber wall so as to connect electrically to mating insulated contacts which are built into the case of the chambered round. Various configurations of annular contact rings are provided for both the inner surface of a gun firing chamber and for the mating exterior surface of a cartridge to be positioned therein. Timing control circuitry for such systems is also disclosed, suitable for use in a single barrel gun or a multiple barrel gun of the Gatling type or a revolving chamber gun with one or more fixed barrels.Type: GrantFiled: June 22, 1993Date of Patent: July 19, 1994Assignee: Hughes Missile Systems CompanyInventor: Martin Corney
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Patent number: 5329841Abstract: A piston-slide valve including a housing in which a piston with at least one oil groove and control edge is guided shiftable or slidable in a bore characterized thereby that the oil groove of the piston is manufactured via wire erosion. Also the control edges of the piston are manufactured by wire erosion. The bore of the sleeve bushing is manufactured by wire erosion. The piston is made out of a needle roller. The piston has a length of approximately 13 mm and a diameter of approximately 2 mm. The wire for eroding of the piston as well as the sleeve bushing has a diameter of approximately 2/10 mm. Longitudinal sides of a multiple edged groove base or bottom of the oil groove of the piston and control edges therewith are formed in a first working step procedure and the remaining longitudinal edges of the oil groove and the remaining control edges are formed in a further working step. The piston occupies one position and another working position displaced by 900.degree. from each other.Type: GrantFiled: March 12, 1992Date of Patent: July 19, 1994Assignee: Hydraulik-Ring GmbHInventors: Axel Sauer, Roland Meyer
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Patent number: 5329842Abstract: A water tank is divided into a heated compartment and a cooled compartment by an insulated baffle. A perforated cylinder is mounted within the tank and has a first segment which extends within the heated tank compartment and a second segment which extends within the cooled tank compartment. Portions of a helical auger extend within each cylinder segment. Heated water is supplied to the heated compartment by a heated water manifold, and cooled water is supplied to the cooled compartment by a cooled water manifold. Mixing of the heated and cooled water is prevented by the insulating baffle. Food product is caused to traverse the length of the heated compartment by the auger, and is transferred over the baffle into the cooled compartment by a lifting flight which elevates food product from the water into a chute which discharges into the cooled compartment. A single, self-contained apparatus thus blanches and cools food product in a continuous process.Type: GrantFiled: September 15, 1993Date of Patent: July 19, 1994Assignee: Lyco Manufacturing, Inc.Inventor: David R. Zittel
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Patent number: 5329843Abstract: A cherry pitter comprising a pitting station (24) adapted to support a cherry (88) having an opening 84 sized to allow passage of a pit (85), but not the cherry (88). A pit ejector (26) adapted to reciprocate along a longitudinal axis includes an elongate punch having a number of arms (50, 52, 54, 56) radiating out from the longitudinal axis, each arm extending beyond the proximal end of the punch to form a cruciform cross-section. One of the arms (56) has a substantially flat profile and the other three arms (50, 52, 54) have an undercut portion (66) of the same order of axial length as the diameter of a typical cherry. The punch is oriented so that the flat arm (56) projects towards a delivery passage (22). The delivery passage (22) has an arcuate channel that aligns the cherries and delivers them to the pitting station (24) one at a time. The elongate punch drives into the cherry (86) and pushes the pit through the outer flesh of the cherry (86) and through the opening (84) and into a pit chamber (94).Type: GrantFiled: August 11, 1992Date of Patent: July 19, 1994Assignee: Maxpat Trading & Marketing (Far East) LimitedInventor: Paul P. W. Cheung
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Patent number: 5329844Abstract: A calender in a paper or board machine comprises a calender frame, at least two soft-faced rolls mounted on the calender frame and at least one hard roll mounted on the calender frame in a manner that allows the hard roll to be displaced between a first position in which it forms calendering nips with the two soft-faced rolls and a second position in which it is spaced from the soft-faced rolls. During threading of the web; while the calender is in operation, the hard roll is shifted to its second position, the web is passed over the soft-faced rolls, and the hard roll is shifted back to its first position and brings the web into the nips between the hard roll and the soft-faced rolls.Type: GrantFiled: October 10, 1991Date of Patent: July 19, 1994Assignee: Valmet Paper Machinery Inc.Inventors: Pekka Koivukunnas, Juha Honkala, Risto Turunen, Juhani Niskanen, Ville Korhonen, Timo Pirinen
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Patent number: 5329845Abstract: The apparatus comprises a cage (rotatable in one direction) formed by roller brushes (rotatable in the opposite direction) radially arranged about a axis to define a sloped chamber. A fender is located along one side of each roller brush. A stationary tube, closed at both ends and having a motor-driven rotatable auger therein, extends through the chamber. The tube has four openings (proceeding from the high to the low end of the chamber): a top (supply) opening; a bottom (feed) opening; a top (recovery) opening; and a bottom (discharge) opening. Unhulled nuts from the supply opening are fed through the feed opening by the auger and form a single layer against the chamber wall and advance through the sloped chamber. During cage and roller rotation, each nut is trapped between a fender and the bristles in the outgoing quadrant of the adjacent roller brush and the hull is removed.Type: GrantFiled: July 26, 1993Date of Patent: July 19, 1994Inventor: Ronald A. Bichel
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Patent number: 5329846Abstract: A tissue press for shaping or compressing a piece of tissue comprises first and second members movable relative to each other. A first forming element of a predetermined shape is selectively engageable on the first member. A second forming element of predetermined shape is selectively engageable on the second member. The first and second forming elements are positionable on opposite sides of the piece of tissue. The first and second members are relatively movable between a first spaced apart condition and a second condition in which the piece of tissue is held between the first and second forming elements. Means are preferably provided for monitoring and controlling the amount of pressure applied to the piece of tissue, in order to maintain the tissue in a viable living condition. Means may also be provided for draining off fluid from compressed tissue, so that the tissue can be implanted in a compressed state and imbibe fluid from the host site.Type: GrantFiled: August 12, 1991Date of Patent: July 19, 1994Inventor: Peter M. Bonutti
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Patent number: 5329847Abstract: A press roll in cooperation with a mating roll defines a roll nip for the treatment of a moving web of material with the press roll and mating roll being oriented to provide a non-vertical pressing plane. The press roll includes a rotatable roll casing and a yoke located within the roll casing. The roll casing and the yoke defining an intermediate space therebetween. Certain press roll parameters such as the dimensions and material of the roll casing and the yoke and/or the degree of filling of the intermediate space with a liquid are selected such that gravity induced flexures of the roll casing and the yoke occurring in a median plane perpendicular to the pressing plane are approximately equal.Type: GrantFiled: February 16, 1993Date of Patent: July 19, 1994Assignee: J.M. Voith GmbHInventor: Christian Schiel
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Patent number: 5329848Abstract: To eliminate wasteful use of thermal stencil paper and thereby provide an inexpensive stamp device, a single thermal head is employed for both the thermal recording on a reversible thermal recording sheet for confirmation of a stamp image and the thermal perforation through the thermal stencil paper for creation of a stamp original. The stamp image is first thermally recorded on the reversible thermal recording sheet; the stamp image thus recorded is then confirmed; and the thermal stencil paper is thermally perforated in accordance with the stamp image to create the stamp original.Type: GrantFiled: December 29, 1992Date of Patent: July 19, 1994Assignee: Brother Kogyo Kabushiki KaishaInventors: Tsuneo Yasui, Takemi Yamamoto, Takashi Miki, Tetsuji Fuwa
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Patent number: 5329849Abstract: A press roll for forming a controlled press nip with an opposed roll, such as in a papermaking machine, including a rotatable roll shell with a support shaft extending axially through the roll shell and controllable hydrostatic support elements positioned between the roll shell and shaft for applying a controlled radial supporting force to the roll shell with the nip line of the roll shell forming a support plane with the axis of the shaft, and an end guide accommodating relative movement between the shaft and the roll shell in the support plane with the end guide including a V-shaped projection at each end of the shaft and on each side of the shaft, and adjustable blocks carried on the roll shell by self-aligning bearings slidable against the end guide on the shaft.Type: GrantFiled: June 11, 1993Date of Patent: July 19, 1994Assignee: Beloit Technologies, Inc.Inventor: Arnold J. Roerig
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Patent number: 5329850Abstract: A method for maintaining, without using alcohol, a uniform film of dampening fluid on a lithographic printing press dampening roller. Said roller comprises a resilient surface with grooves helically formed about the roller surface. Said roller is positioned in a pressure indented relation to a smoothly finished transfer roller having a hydrophilic surface, creating an area of differential pressure along said grooves at the point of contact, or nip, between the rollers. Upon rotation of the rollers, excess water is transferred to the low pressure regions near the grooves of the nip and then to the end of the roller where it is returned to the dampening fluid pan.Type: GrantFiled: July 10, 1992Date of Patent: July 19, 1994Inventor: Eduardo Duarte
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Patent number: 5329851Abstract: A self-oscillating roller assembly (11, 13) and method of oscillating a roller in an offset printing press having an oscillating drive assembly (11) for oscillating a rotationally mounted roller (10, 12) with a source of pneumatic pressure (62) by alternatively applying pressure to pressure chambers (42A, 42B) on opposite sides of the roller (10, 12) to impart a longitudinal force on the oscillating roller (10, 12) from the source of pressure (62) in two opposite directions and a controller (47) for controlling the application of pressure (58, 62) to alternately move the rotationally mounted roller in two opposite directions.Type: GrantFiled: January 28, 1993Date of Patent: July 19, 1994Assignee: Rockwell International CorporationInventor: Stanley Momot
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Patent number: 5329852Abstract: A printed sheet monitoring assembly utilizes a suction box with a planar lower suction surface to hold a printed sheet to be monitored in a crease-free manner. An area array image sensor is positioned beneath the suction box and is actuated by a trigger device to scan the printed sheet. The sheet grippers on an endless conveying chain are arranged on the chain to be in vertical alignment during scanning of the printed sheet.Type: GrantFiled: August 10, 1992Date of Patent: July 19, 1994Assignee: Koenig & Bauer AktiengesellschaftInventors: Claus A. Bolza-Schuenemann, Johannes G. Schaede
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Patent number: 5329853Abstract: A blanket clamping device for clamping a blanket mounted on a transfer cylinder of an offset rotary printing machine. The blanket is clamped by clamping rails mounted at an angle relative to each other in the clamping duct. In the middle between the clamping rails is arranged at least one screw which is screwed into the body of the transfer cylinder and has a truncated cone-shaped head. The clamping rails each have a step on a surface facing the at least one screw. Movement of the clamping rails out of the clamping duct is prevented by engagement of the steps with the truncated cone-shaped head.Type: GrantFiled: April 1, 1993Date of Patent: July 19, 1994Assignee: MAN Roland Druckmaschinen AGInventors: Manfred Stegmeir, Peer Dilling
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Patent number: 5329854Abstract: A projectile for the dispersal of a load with time delay after firing from a launching tube (1) with hot gas under pressure is described. It comprises a cylindrical casing (2) comprising a cross wall (3) on one side of which there is a first pressure chamber (7) limited outwardly by an external side wall (4), provided with a supply opening (5) for the hot gas. The cross wall (3) limits on its other side a second pressure chamber (9) which is formed by the casing and a piston (8) axially movable in the casing, which stands in connection with said load (10). A throttled gas connection (11)is provided between the first and second pressure chambers (7, 9). The piston (8), under the effect of a pressure built up in the second pressure chamber, is arranged to perform an axial movement, firing the load (10) out of the casing (2), but not until the pressure has reached a predetermined level.Type: GrantFiled: June 16, 1992Date of Patent: July 19, 1994Inventors: Sven Komstadius, Soren Hanberger, Hans Ellstrom
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Patent number: 5329855Abstract: An improved cartridge 24 is disclosed for use in an explosively operated industrial tool 10. The cartridge 24 includes a retaining plate 60 for assuring that, after firing the cartridge 24, the spent primer 32 cannot be inadvertently ejected into the interior of the tool 10, where it can subsequently adversely affect the performance of the tool 10. The retaining plate 60 is washer shaped having an upwardly turned beveled peripheral edge 64 that interferingly engages portions of a gas check member 36 that holds the primer 32. The retaining plate 60 has a hole 61 that allows access to the detonator cap 68 for firing yet will not permit passage therethrough of the detonator cap 68 itself.Type: GrantFiled: July 20, 1993Date of Patent: July 19, 1994Assignee: The Whitaker CorporationInventor: Janusz Szyndlar
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Patent number: 5329856Abstract: A mobile machine for leveling, lining and tamping a track, has an elongated machine frame supported on undercarriages for continuous movement along the track in an operating direction during a leveling, lining and tamping operation. The machine frame comprises three machine frame parts arranged successively adjacent each other in a direction of elongation of the machine frame and pivotally linked to each other, one of the machine frame parts being an auxiliary trussing linking the two adjacent machine frame parts to each other during the operation. A carrier frame is supported on at least one undercarriage for intermittent movement along the track relative to the continuously moving machine frame, the one machine frame part bridging over the carrier frame, and a track tamping unit and a track lifting and lining unit are mounted on the carrier frame.Type: GrantFiled: July 20, 1993Date of Patent: July 19, 1994Assignee: Franz Plasser Bahnbaumaschinenindustriegesellschaft mbHInventor: Frederic Lorscheider
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Patent number: 5329857Abstract: A track switch for use with a track intersection for movable wall panels wherein the track intersection has a first track path and a second track path for the movable wall panels to traverse. The switch includes an actuator movable between a first actuator position and a second actuator position upon actuation by a power source. The switch also includes a diverter operatively connected to the actuator and selectively movable between a first diverter position defining the first track path and a second diverter position defining a second track path. Movement of the actuator between the first and second actuator positions causes the diverter to move between the first and second diverter positions, respectively. The actuator includes a biasing mechanism for biasing the diverter toward the selected diverter position.Type: GrantFiled: December 22, 1992Date of Patent: July 19, 1994Assignee: Modernfold, Inc.Inventor: N. Douglas Owens
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Patent number: 5329858Abstract: A trolley assembly for mounting a movable bulkhead door within a rail car. The trolley assembly includes a plurality of frame members that are telescopically interconnected and longitudinally adjustable with respect to each other so that the frame members can be secured together to provide a trolley apparatus that spans pairs of overhead, internal rail car tracks having different lateral spacings. The ends of the trolley assembly each include a plurality of trolley wheels for rotation along the rail car tracks, for movement of the trolley assembly longitudinally within the rail car and to carry a bulkhead door over the length of the rail car interior.Type: GrantFiled: March 15, 1993Date of Patent: July 19, 1994Assignee: Joseph T. Ryerson & Son, Inc.Inventors: Thomas G. Morris, Laurence J. Artelli
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Patent number: 5329859Abstract: An underbody structure (10) supporting an end of a railway car body (B, B') cradled in a cradle pad (12, 12'). A center sill assembly (16) has first and second spaced apart side plates (18, 20) spaced to either side of the longitudinal centerline of the car body. A top plate (28) extends along the center sill assembly, the width of the top plate corresponding to the width between the side plates. The top plate is attached to the side plates to form part of the center sill assembly. A weld support (50) is installed on both sides of the assembly. Part of the respective side plates and top plate are cut-away at the junction formed between to form a pocket (56) in which welding material pools. Weld support members (52, 54) are attached to the top plate adjacent the pockets. The weld supports provide a substantial contact surface between the center sill assembly and the cradle pad.Type: GrantFiled: July 12, 1993Date of Patent: July 19, 1994Assignee: ACF Industries, IncorporatedInventors: Laurence E. Culligan, Paul J. Dumser
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Patent number: 5329860Abstract: An ironing board assembly is arranged for mounting on a door. The assembly has a frame with a transverse member and an upright member attached centrally to the transverse member. An upper gripper is attached atop the frame and is sized to hang from the top of the door. The assembly has an ironing board hingedly attached to the transverse member. Also, included is a stabilizing device mounted on the frame below the upper gripper for laterally stabilizing the ironing board assembly.Type: GrantFiled: March 26, 1991Date of Patent: July 19, 1994Assignee: Herbert GlattInventor: Henry Mattesky
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Patent number: 5329861Abstract: This patent discloses an improved lightweight, recyclable, nearly completely paper pallet. The pallet is made of a Honeycomb paper base and Honeycomb paper support runners or blocks. The blocks are protected and significantly strengthened by a rigid paper cap. The base, runners, blocks, and cap may also have a protective liner, such as polyethylene, or be otherwise treated to enhance water and moisture resistance.Type: GrantFiled: February 12, 1993Date of Patent: July 19, 1994Inventor: David F. McCarthy