Patents Represented by Law Firm DeLio and Montgomery
  • Grinding method
    Patent number: 4104833
    Abstract: A method and apparatus for grinding work which dresses a grinding wheel which comprises sensing the surface of the grinding wheel at the finish dimension after the grinding wheel has been advanced in predetermined increments, then retracting the wheel a predetermined distance so that the surface of the grinding wheel is always in the same position prior to initiation of a grinding cycle.
    Type: Grant
    Filed: April 4, 1977
    Date of Patent: August 8, 1978
    Assignee: Glowacki Associates
    Inventor: John J. Glowacki
  • Cable armor cutting machine
    Patent number: 4103578
    Abstract: A cutter for the armor of a BX cable or the like wherein the cable to be cut is held firmly in a cable guide by a manually actuated cable clamp, the clamped cable being movable into armor-cutting engagement with a fixed power driven circular saw.
    Type: Grant
    Filed: July 8, 1976
    Date of Patent: August 1, 1978
    Inventor: Lucien C. Ducret
  • Heat sensor
    Patent number: 4102196
    Abstract: A non-contact sensor for observing, recording or responding to the temperature of a hot moving or stationary slender target, such as a wire, wherein a plurality of sensor units, each including a multiplicity of thermocouples, are mounted in arcuate formation within a cylindrical housing and connected in series, the housing being radially slotted so that the target can be introduced laterally and guided on a path along the axis of the housing, the end terminals of the sensor units being adapted for direct attachment to indicating, recording or actuating devices, without signal amplification.
    Type: Grant
    Filed: April 8, 1977
    Date of Patent: July 25, 1978
    Inventor: Ludwig K. Holtermann
  • Apparatus for cutting various materials
    Patent number: 4102371
    Abstract: The invention relates to a process and an apparatus for cutting various materials and more specifically pieces of wood.The apparatus according to the invention, comprises a table and a pressure plate between which is held a piece of wood to be cut. The said table and the said plate are supported by a drum connected to a rotary driving device, equipped with radial forward movement devices. The cutting device also comprises a cutting tool installed in such a way that its knife acts on the piece of wood in accordance with a constant cutting radius.The process and apparatus of the invention are applicable to the cutting of various materials and more particularly pieces of wood, with a view to obtaining thin planar products, calibrated in thickness, of excellent quality and of perfect appearance.
    Type: Grant
    Filed: November 15, 1976
    Date of Patent: July 25, 1978
    Assignee: Centre Technique du Bois
    Inventors: Jean Guillerm, Jacques Fondronnier
  • Wide angle objective
    Patent number: 4099849
    Abstract: This disclosure relates to a Wide Angle Lens of the retrofocus type having a new lens group arrangement which comprises from the object end to the image end a first negative group, a second negative group in the form of a meniscus having a concave image side surface, a third positive group having a convex object side surface, a fourth positive group having a convex image side surface, a fifth negative group, and a sixth positive group having convex image and object side surfaces.
    Type: Grant
    Filed: July 29, 1974
    Date of Patent: July 11, 1978
    Assignee: Vivitar Corporation
    Inventors: John A. Lawson, Ellis I. Betensky
  • Solar energy collection system
    Patent number: 4098259
    Abstract: A solar energy collecting system of the liquid type where conduits in individual collectors of a system are in contact with an absorbing panel and the conduits of each panel are connected between liquid external input and exit manifolds, and where provision is made to accommodate differential expansion and contraction between piping of individual collectors and manifolds and minimize heat losses where the collector headers exit the collectors and join the external manifolds.
    Type: Grant
    Filed: July 9, 1976
    Date of Patent: July 4, 1978
    Assignee: Sunworks, Inc.
    Inventors: Everett M. Barber, Jr., Thomas P. Hopper
  • Cylinder lock
    Patent number: 4098103
    Abstract: A cylinder lock having a barrel with annular grooves, drivers aligned with the barrel grooves, key pins having slotted upper ends, at least some key pins having diametrically disposed chisel edges to cooperate with bitting cuts in the key for rotation of the key pins, and the drivers and key pins including provision for a magnetic interlock to prevent the drivers from hanging up on the shear line and the key pins from dropping away from the drivers, as in attempts at picking the cylinder. Projections adapted to enter into the pin slots and prevent rotation of the barrel except when the key pins are lifted to the shear line and rotationally oriented as needed are formed either on a gate or on the drivers.
    Type: Grant
    Filed: March 7, 1977
    Date of Patent: July 4, 1978
    Assignee: Walter Kidde & Company, Inc.
    Inventor: Leo Raskevicius
  • Zoom lens
    Patent number: 4097124
    Abstract: This disclosure relates to variable focal lens having zooming and compensating groups movable axially in a non-linear relation. A single operating member is rotatable to move the front focusing group without moving the other groups, and movable axially to shift the zooming and compensating groups without moving the focusing group. Axial movement is imparted to the mount for the zooming group, and relative movement of the compensating group is controlled by rotative movement of the zooming group.
    Type: Grant
    Filed: December 28, 1973
    Date of Patent: June 27, 1978
    Assignee: Vivitar Corporation
    Inventors: Rinzo Watanabe, Masatoshi Shimojima
  • Loupe
    Patent number: 4094585
    Abstract: A magnifier or loupe of high magnifying power comprising a positive singlet followed by a cemented doublet in the overall form of a meniscus having bi-convex and bi-concave elements. The cemented surfaces, the outer surfaces of the doublet, or both may be made aspheric.
    Type: Grant
    Filed: September 17, 1976
    Date of Patent: June 13, 1978
    Assignee: Opcon Associates of Canada, Ltd.
    Inventor: Ellis I. Betensky
  • Course indicator
    Patent number: 4089118
    Abstract: A course indicator including a marker which is normally movable following a compass and which may be automatically set to a reference position in alignment with a lubber line upon command. Thereafter, the marker will indicate any deviation from the course upon which it was set.
    Type: Grant
    Filed: June 14, 1976
    Date of Patent: May 16, 1978
    Inventor: Bernard Howard
  • Hinge assembly
    Patent number: 4089522
    Abstract: A hinge mechanism for connecting a surface panel such as a table top to a support frame and operative to guide the panel for pivotal movement about a horizontal axis between a stowed upright attitude adjacent a vertical datum plane and a horizontal operative attitude, the hinge comprising a first link pivoted at a first point to the panel and to the support frame and a second link pivoted to the panel at a point spaced from the first pivot and operatively connected to the first link through a bearing which is slidable in slots, in the first link and in a guide plate, to provide positive triangular guidance and support for the panel, with respect to the frame, in each of the panel's adjusted positions.
    Type: Grant
    Filed: August 15, 1975
    Date of Patent: May 16, 1978
    Inventor: Kenneth Maclean Rock
  • Lens
    Patent number: 4087161
    Abstract: A lens of five elements comprising a first bi-convex element, a second meniscus element, a third bi-concave element, a fourth meniscus element, and a fifth bi-convex element with an aperture stop between the meniscuses and the concave surfaces of the meniscuses facing the aperture.
    Type: Grant
    Filed: June 3, 1976
    Date of Patent: May 2, 1978
    Assignee: Vivitar Corporation
    Inventor: Richard M. Altman
  • Plant supporting, moving and watering apparatus
    Patent number: 4085544
    Abstract: A garden arrangement including a conveyor assembly with a plurality of longitudinally spaced mounting means supporting containers utilizing growth material, the conveyor being arranged along a predetermined path whereby the containers may be successively advanced to an accessible location for tending by a gardener.
    Type: Grant
    Filed: July 21, 1976
    Date of Patent: April 25, 1978
    Inventor: Gordon William Blake
  • Method and apparatus for gas circulation in a heat treating furnace
    Patent number: 4086050
    Abstract: The method for gas circulation in a furnace, such as a vacuum furnace, for the heat treatment of work pieces wherein the gas is caused to circulate with turbulence while avoiding a set or stable flow pattern and the vacuum furnace adapted to carry out this method by means of fans so located and operated as to circulate the gas with turbulence and vorticity.
    Type: Grant
    Filed: January 5, 1976
    Date of Patent: April 25, 1978
    Assignee: Ipsen Industries International
    Inventors: Cornelis Hendricus Luiten, Ferdinand Limque
  • Gasket reinforced by slit grommet
    Patent number: 4083570
    Abstract: The gasket has a grommet about its holes and the grommet has a slit in the narrow area between the adjoining or adjacent holes where superior sealing is required. The gasket may have, when necessary, a sheet of a heat resisting material in said area.
    Type: Grant
    Filed: March 29, 1976
    Date of Patent: April 11, 1978
    Assignee: Ishino Gasket Mfg. Co., Ltd.
    Inventor: Minoru Sugawara
  • Credit card verification and printing device
    Patent number: 4083302
    Abstract: Apparatus for printing from a conventional embossed credit card and an embossed identification card having a picture, thumbprint and other embossed identifying indicia of the holder thereon. The apparatus includes an inker for inking the embossed indicia and a platen, both including carriages riding in a common track. In several modifications the apparatus includes means for cleaning the residual ink off the indicia after printing.
    Type: Grant
    Filed: December 1, 1976
    Date of Patent: April 11, 1978
    Inventors: Ralph R. Bello, Vera C. Bello
  • In-line crimping tool
    Patent number: 4080820
    Abstract: An in-line crimping tool having a U-shaped die holder carried by links connected symmetrically to pivotally connected arms, a ram being mounted on the arm pivot and the geometry of the parts being such that the closing together of the handle ends of the arms causes the ram to advance in a straight line, guided by the sides of the die holder, to crimp or compress an object interposed between the die and the ram.
    Type: Grant
    Filed: September 2, 1976
    Date of Patent: March 28, 1978
    Assignee: Walter Kidde & Company, Inc.
    Inventor: Irving Allen
  • Apparatus for extending a lower range of a stringed musical instrument
    Patent number: 4078468
    Abstract: A stringed musical instrument such as a member of the viol family, in particular a bass viol, having a string with a length longer than the classical length and hence an extended lower range. An extended neck and fingerboard are provided and a clamp at the end of the standard fingerboard releasably clamps the extended string at its classical length when the extended range is no longer needed.
    Type: Grant
    Filed: October 21, 1976
    Date of Patent: March 14, 1978
    Inventor: Simon Civitello
  • Infusion pump with feedback control
    Patent number: 4078562
    Abstract: An episodic infusion pump apparatus with feedback control for periodically administering a pharmaceutical, such as oxytocin or the like, to induce labor in a pregnant woman. The drug is administered at periodic intervals except during labor contractions or when the fetal heartrate indicates fetal distress.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: March 14, 1978
    Assignee: Diana W. Friedman
    Inventor: Irving Friedman
  • Trigger actuator for dispensing pumps
    Patent number: 4077549
    Abstract: A trigger-like actuating element for association with a pump having a depressable piston or plunger for dispensing small metered quantities of a liquid from a container such as a jar, bottle or can, the trigger-like element being designed to be manually operated for substantially horizontal movement to thereby depress vertically the pump piston or plunger in order to deliver a quantity of liquid, usually as a spray, in a horizontal direction.
    Type: Grant
    Filed: December 27, 1976
    Date of Patent: March 7, 1978
    Inventor: Walter C. Beard