Cutting After Bonding Patents (Class 156/526)
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Patent number: 5525297Abstract: A measurement arrangement, in particular for measuring the proportion of glucose in the blood, which is intended to be associated with a removable sensor including a plurality of single use active zones includes a cutting arrangement (44, 64, 66, 68, 70) serving to cut off the removable sensor (52) introduced into the measurement arrangement. The cutting arrangement comprises a lever (44), a crank (66) and a blade (70) fixed on the lever.Type: GrantFiled: September 13, 1994Date of Patent: June 11, 1996Assignee: Asulab S.A.Inventors: Rudolf Dinger, Eric Hoffmann
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Patent number: 5470429Abstract: A surface-treating apparatus for can body blanks includes a cutter for cutting an original sheet into can body blank materials having a predetermined width and capable of being divided into plural can body blanks, a conveying path for conveying the can body blank materials, a material-feeding device for intermittently feeding the blank material to the conveying path, and a heater for heating the blank material. First and second film-feeding devices are provided for respectively feeding a printed biaxially-stretched polyester film and a plain polyester film to both sides of the blank material along its conveying direction. First and second press-bonding devices will respectively successively press-bond under heat both films to both sides of the blank material and coupling the blank materials into a continuous form while defining metal-exposed areas for welding parts at both side edges of both surfaces of the blank materials.Type: GrantFiled: July 30, 1992Date of Patent: November 28, 1995Assignee: Hokkai Can Co., Ltd.Inventors: Tsutomu Shinomiya, Shunzo Miyazaki, Yasuyuki Tanaka, Shinichi Tsukada, Michiya Tamura
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Patent number: 5431767Abstract: An apparatus for applying a length of adhesive tape from a supply of adhesive tape along the length of a leading edge of a roll of web material includes a cutting mechanism for cutting the length of web material to form a length of leading edge on the roll of web material. An application mechanism of the apparatus is configured to remove adhesive tape from the supply of adhesive tape and apply adhesive tape along a length of the leading edge of the web material. A take-up mechanism removes a liner from the adhesive tape during the application of the adhesive tape to the leading edge. A buffing mechanism contacts the adhesive tape applied along the length of the leading edge to insure contact between the adhesive tape and an outer layer portion of the roll of web material that is directly adjacent the leading edge. A cutoff mechanism cuts the adhesive tape to form the length of adhesive tape along the leading edge of the web material.Type: GrantFiled: August 27, 1993Date of Patent: July 11, 1995Assignee: Minnesota Mining and Manufacturing CompanyInventors: Randall G. Koza, Bruce G. Robinson, Steven J. Rossini
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Patent number: 5342466Abstract: A device for applying a strip of sealant from a roll to a surface comprises a shaft and a roller. The shaft has an end which is configured to be grasped by a user for pushing the device along a surface such as a roof panel, and the roller is rotatably supported on the other end of the shaft. The roll of sealant is supported on the shaft so as to enable the unwinding of the strip from the roll in response to a pulling force exerted on the free end of the strip. To use the device, the free end of the strip is first trained over the roller onto the surface with the strip between the roller and the surface. Thereafter, as the device is urged along the surface, the strip is unwound from the roll and pressed into engagement with the roof panel beneath the roller.Type: GrantFiled: November 30, 1992Date of Patent: August 30, 1994Assignees: Don A. Harry, Jr., Eugene O. LillyInventor: Carson J. Eidson
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Patent number: 5326421Abstract: A tape dispenser for adhesive tape (36) comprises a housing, carriage means (22) within the housing for mounting a reel (37) of tape (36), an aperture (51) in the housing through which the tape is arranged to be dispensed on to a surface, applicator rollers (27, 25) within the housing movable to apply the tape to said surface, and a cutter blade (46) within the housing to sever the tape. The cutter blade (46) is retracted when the applicator rollers (27, 25) apply the tape to said surface. At the completion of the applicator the applicator rollers (27, 25) in their withdrawal cause the tape (36) to be presented under tension to the cutter blade to be severed thereby. A push-button (31) controls operation of the dispenser. Depression of the push-button (31) causes the whole carriage (22) inclusive of the tape reel (37) to be displaced towards the application surface.Type: GrantFiled: June 26, 1992Date of Patent: July 5, 1994Inventor: Gerald M. Taylor
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Patent number: 5288362Abstract: This invention directs itself to a tape dispenser system which includes a housing (1, 1') having an enclosure. A pressure plate (121) contiguously interfaces with a tape (4) to displace the pressure plate (121) into contact with a swing block (17). The swing block (17) is rotatively actuated with respect to the housing (1, 1') and drives a cutter holder (18) and cutter blade (181) combination into engagement with the tape (4) for severing the tape (4). The cutter blade holder (18) is coupled to a second end of the swing block (17) within an elongated slot (172) for transferring the rotative motion of the swing block (17) into a linear drive displacement for the cutter blade (181). A stop member (175) having wing member (176, 177, and 178) are rotatably mounted to the housing (1, 1') for contacting an end of the swing block (17) and releasing such for rotation to drive the cutter blade (181) external the housing (1, 1').Type: GrantFiled: January 15, 1993Date of Patent: February 22, 1994Inventor: Lin Shuh-Chin
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Patent number: 5279700Abstract: An apparatus for taping joints between pieces of wallboard comprises a taping head, slidingly contactable with a wall, for substantially simultaneously applying a first layer of a joint compound to a joint between pieces of wallboard, embedding a wallboard tape in the first layer of the joint compound, and overcoating the embedded wallboard tape with at least one additional layer of the joint compound; a handle, connected to the taping head, for supporting the taping head, the handle being manually graspable by an operator, the handle having a fluid conduit formed therein for passing joint compound to the taping head; a tape supply mounted on the handle for supplying wallboard tape to the taping head; a backpack, wearable by the operator, for supporting a supply of the joint compound and for producing a pressurized stream of the joint compound; and a flexible connecting means for fluidically interconnecting the backpack and the fluid conduit to pass the pressurized stream of the joint compound from the backpaType: GrantFiled: May 6, 1991Date of Patent: January 18, 1994Assignee: Drywall Technologies, Inc.Inventor: Kahrl L. Retti
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Patent number: 5246533Abstract: Disclosed herein is an apparatus for press-bonding a tape onto each of side faces of a workpiece. The apparatus basically comprises a tape press-bonding mechanism and a trimming mechanism both displaceable in the directions indicated by the arrows X, Y and Z. The former mechanism includes a pressure roller for press-bonding the tape onto the side faces of the workpiece with recesses defined therein, an actuator for displacing the pressure roller toward each of the side faces, a block member for supporting the pressure roller thereon, and a device for displacing the block member through a desired angle.Type: GrantFiled: November 5, 1991Date of Patent: September 21, 1993Assignee: Marunaka Kakoki Co., Ltd.Inventor: Michio Mochizuki
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Patent number: 5207854Abstract: There is provided a method and apparatus for adjoining two ends of a length of impact printer ribbon to form a continuous loop of ribbon. A welding fixture, including a welding anvil, ironing anvil and ultrasonic horn are provided to join the ribbon ends. Tensioning slides are provided to grip the ribbon ends and tension the ribbon during welding operations. A microprocessor controls a series of pistons, switches and solenoids to control the welding sequence.Type: GrantFiled: October 9, 1990Date of Patent: May 4, 1993Inventor: Paul E. Becking
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Patent number: 5207860Abstract: A tape-applying apparatus has a housing adapted to hold a roll of tape, a feed unit actuatable for paying out a piece of the tape, a cutter actuatable for cutting off the piece of tape payed out by the feed unit, an actuating lever displaceable inward and outward between start and finish end positions and through an intermediate position, and a spring braced between the lever and the housing and urging the lever into the start end position. The lever is connected to the feed unit during inward travel of the lever from the start to the intermediate position for actuating the feed unit with the lever and paying out a piece of the tape and is connected to the cutter only during inward travel of the lever between the intermediate and finish positions for cutting off the piece of tape payed out.Type: GrantFiled: July 31, 1991Date of Patent: May 4, 1993Assignee: Pelikan AktiengesellschaftInventors: Willem Klaassen, Christoph Manusch
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Patent number: 5013389Abstract: An apparatus for taping joints between pieces of wallboard comprises a taping head, slidingly contactable with a wall, for substantially simultaneously applying a first layer of a joint compound to a joint between pieces of wallboard, embedding a wallboard tape in the first layer of the joint compound, and overcoating the embedded wallboard tape with at least one additional layer of the joint compound; a handle, connected to the taping head, for supporting the taping head, the handle being manually graspable by an operator, the handle having a fluid conduit formed therein for passing joint compound to the taping head; a tape supply mounted on the handle for supplying wallboard tape to the taping head; a backpack, wearable by the operator, for supporting a supply of the joint compound and for producing a pressurized stream of the joint compound; and a flexible connecting means for fluidically interconnecting the backpack and the fluid conduit to pass the pressurized stream of the joint compound from the backpaType: GrantFiled: May 7, 1990Date of Patent: May 7, 1991Assignee: Mudbuster, Inc.Inventor: Kahrl Retti
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Patent number: 4983243Abstract: Apparatus for automatically winding an adhesive ribbon-like material, in which a supply guide of a ribbon-like material, a clamp unit for gripping both edge portions of the ribbon-like material, at least one first pushers disposed close to the clamp unit to press the front end portion of the ribbon-like material against a building drum, a ribbon-like material cutting unit, and at least one second pushers to press the rear end portion of the ribbon-like material against the building drum are arranged in front of the building drum, and a method for automatically winding the ribbon-like material using this apparatus.Type: GrantFiled: May 26, 1989Date of Patent: January 8, 1991Assignee: The Yokohama Rubber Co., Ltd.Inventors: Shinzo Nakano, Masaru Nakajima
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Patent number: 4954202Abstract: An improved method and apparatus for making V-groove insulation is disclosed. More particularly, the device of the present invention relates to an endless track fabrication and cutting system whereby prefabricated, sectioned lengths of insulation material are formed into continuously grooved insulation sheets of readily variable dimensions. The system is automated.Type: GrantFiled: June 12, 1989Date of Patent: September 4, 1990Assignee: Industrial Insulations of Texas, Inc.Inventors: Donald Price, Frank Price, Charles M. Nelson
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Patent number: 4849039Abstract: Method and apparatus for manufacturing cellular blind material and in particular honeycomb blind material. A material feeding means moves along and parallel to a stack supporting means. The material feeding means feeds a layer of blind material onto the stack and a hot melt adhesive attaches the layer to the stack.Type: GrantFiled: May 16, 1988Date of Patent: July 18, 1989Assignee: Hunter Douglas,Inc.Inventors: Wendell Colson, Paul Swiszcz
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Patent number: 4838968Abstract: An improved method and apparatus for making V-groove insulation is disclosed. More particularly, the device of the present invention relates to an endless track fabrication and cutting system whereby prefabricated, sectioned lengths of insulation material are formed into continuously grooved insulation sheets of readily variable dimensions.Type: GrantFiled: November 12, 1987Date of Patent: June 13, 1989Inventor: Charles M. Nelson
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Patent number: 4832785Abstract: In an on-line manufacturing of sheets of glass provided at their rim with a sealing strip of a polymeric material, a machine is provided, ahead of the sealing strip assembly, to a thin protective film to cover one face of the glass.Type: GrantFiled: April 1, 1987Date of Patent: May 23, 1989Assignee: Societa Italiana Vetro SIV S.p.A.Inventors: Sergio Cappa, Nicola Caldoro, Ciro Paudice
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Patent number: 4828647Abstract: Apparatus for applying tape and mastic to joints between prefabricated wall sections such as gypsum board comprising a tubular housing which holds a supply of mastic, a main drive roller mounted at the forward end of the housing which rotates by friction as it is moved along a wall and tape drive roller means operated by the main drive roller and which feeds the tape forwardly.Type: GrantFiled: March 11, 1988Date of Patent: May 9, 1989Assignee: Premier Drywall Tool Co.Inventor: Charles E. Eccleston
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Patent number: 4758291Abstract: An automatically operating apparatus is disclosed for applying webs of rubber or similar lining material of predetermined width and length to expanded surfaces of walls of steel in vessels, reactors of apparatuses and for pressing said webs thereagainst, with said apparatus comprising a guide frame for a drivable carriage and with said guide frame being easily mountable to follow surfaces of different lengths. Mounted on said carriage is an unwinding means for the web material as well as drivable position and pressing head adapted to be moved in the longitudinal direction of said carriage. The assembly is such that during operation, said pressing head is caused to steadily move along a zig-zag path and, in the course of unrolling said web material from the supply reel, said head positions said web portion against the surface to be lined progressively from left to right and from right to left and presses said web portion thereagainst at a constant predetermined pressure.Type: GrantFiled: December 22, 1986Date of Patent: July 19, 1988Assignee: Haw Harzer Apparatewerke KG, Schwemann & AlthoffInventors: Gerald Fechner, Rolf Meyer, Gerhard Porrmann
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Patent number: 4664741Abstract: An automatically operating apparatus is disclosed for applying webs of rubber or similar lining material of predetermined width and length to expanded surfaces of walls of steel in vessels, reactors or apparatus and for pressing said webs thereagainst, with said apparatus comprising a guide frame for a drivable carriage and with said guide frame being easily mountable to follow surfaces of different lengths. Mounted on said carriage is an unwinding means for the web material as well as a drivable position and press head adapted to be moved in the longitudinal direction of said carriage. The assembly is such that during operation, said press head is caused to steadily move along a zick-zack path and, in the course of unrolling said web material from the supply reel, said head positions said web portion against the surface to be lined progressively from left to right and from right to left and presses said web portion thereagainst at a constant predetermined pressure.Type: GrantFiled: June 12, 1985Date of Patent: May 12, 1987Assignee: Haw Harzer Apparatewerke KG, Schwemann & AlthoffInventors: Gerald Fechner, Rolf Meyer, Gerhard Porrmann
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Patent number: 4652331Abstract: A tape and adhesive applicator for dry wall taping has an adhesive dispensing nozzle adapted to be mounted on a caulking gun and an applicator roll mounted adjacent the outlet of the nozzle. The nozzle has an opening adjacent its inlet for receiving a tape for passage through the nozzle from the opening to the nozzle outlet whereby adhesive is apply to one side of the tape. The nozzle has a spring-biased adjustable gate member to control application of the adhesive and to act as a pressure relief valve if the pressure in the caulking gun becomes too great. A plunger-actuated cutter is provided to cut the tape to the proper length. The diameter of the applicator roll and length of the plunger are chosen such that the tape is coated with a uniform amount of adhesive and is automatically cut to the correct length without the need for measuring the tape.Type: GrantFiled: February 10, 1986Date of Patent: March 24, 1987Assignee: Trinity Development CorporationInventor: Richard Plasencia
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Patent number: 4629530Abstract: There is provided a method and apparatus for adjoining the two ends of a length of impact printer ribbon to form a continuous loop of ribbon within a ribbon cartridge. A welding fixture includes a plate, alignment guide bars defining crisscrossed alignment paths for the ribbon ends, clamps for securing the ribbon ends within the alignment paths, and a cutter mechanism for precisely cutting the ribbon. The fixture further includes mechanical means for manipulating the ribbon during the welding process. The apparatus and method of the present invention enables the ribbon welding process to be streamlined and the precision to be greatly improved.Type: GrantFiled: August 30, 1984Date of Patent: December 16, 1986Inventor: Paul E. Becking
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Patent number: 4627886Abstract: The tape laying head of a composite tape laying machine is rotatable around the tape laydown surface on circular guideways. The presser shoe assembly is likewise rotatable around the common radius point by means of circular cam faces journalled on cam followers supported by the tape head presser assembly. A feedback transducer signals rotation of the tape presser member while adapting to contour changes, and the signal is employed to effect rotation and realignment of the entire tape head with the presser shoe. The mechanism additionally embodies a brake assembly which is selectively energized to prevent presser shoe rotation at predetermined times.Type: GrantFiled: May 30, 1985Date of Patent: December 9, 1986Assignee: Cincinnati Milacron Inc.Inventors: Robert J. Grone, Michael N. Grimshaw
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Patent number: 4560433Abstract: A tape applicator head for applying two different types of fiber impregnated tape in two opposing directions onto a working surface. The head includes a first dispensing apparatus for one of the tapes, and a second dispensing apparatus for the other of the tapes. The first dispensing apparatus compacts the tape dispensed by the second dispensing apparatus, when the second dispensing apparatus dispenses in one direction. When dispensing in the other direction, the second dispensing apparatus compacts the tape which it dispenses. The first dispensing apparatus compacts its tape in both directions.Type: GrantFiled: January 15, 1985Date of Patent: December 24, 1985Assignee: The Boeing CompanyInventor: Ed Frank
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Patent number: 4508584Abstract: Disclosed is a tape-laying mechanism and method for constructing sheet layments of composite resin-embedded filamentous material in incremental tape form. A pair of tape-laying heads are mounted side by side for simultaneous operation with their tapes spaced apart an integer multiple of the tape-width. Controlled movement of a tape-laying subcarriage of each mechanism draws tape from a supply before implanting it progressively on the laying surface by return movement of the subcarriage. Tape is laid without movement of the mechanism as a whole other than for lateral indexing, and the mechanism allows lateral indexing while the tape is being drawn out to length above the laying surface before it is implanted.Type: GrantFiled: December 1, 1983Date of Patent: April 2, 1985Assignee: The Ingersoll Milling Machine CompanyInventor: Paul A. S. Charles
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Patent number: 4477304Abstract: A tool, particularly adapted for use with a computer controlled robot includes an adhesive application device for depositing a quantity of liquid adhesive to a work piece, a transport roller for engaging the elongated material with the deposited adhesive on the work piece and about which the elongated material may be fed, and a separation means for severing a predetermined applied length of the elongated material from the supply of such material. The position of a pinch roller relative to the elongated material and transport roller is remotely controlled to provide holding of the elongated material during adhesive application, tacking, and cutting, and feeding of the material between tacking and cutting.Type: GrantFiled: July 1, 1983Date of Patent: October 16, 1984Assignee: International Business Machines CorporationInventor: Karl H. Westermann
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Patent number: 4382836Abstract: A bi-directional tape applicator head for applying tape onto a working surface, in which tape can either be folded back on itself at the end of each tape laying pass, or may be cut and another length of tape applied in an opposite direction. The head includes a frame to which a swivel plate and a support member are movably connected. The swivel plate has affixed thereto two dispensing blocks and is shiftable between two positions to alternately engage the blocks with the tape while folding over tape extending between the blocks. The support member includes a feeder assembly and a shearing mechanism and is pivotable between two positions corresponding to the two swivel plate positions. The feeder assembly includes two feeder elements which are movable to engage or disengage tape extending therebetween.Type: GrantFiled: September 30, 1980Date of Patent: May 10, 1983Assignee: The Boeing CompanyInventor: Ed Frank
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Patent number: 4358337Abstract: A tape applicator and mastic dispenser for dry wall taping comprising a holder for a replaceable cartridge, means for forcing mastic material from said cartridge through a discharge outlet onto a tape, tape advancing means for feeding a tape from a supply roll beneath the discharge outlet, a roll for applying a mastic coated segment of tape onto a wall joint and means connecting the roll to the tape advancing means for positioning the roll in retracted or tape supporting position by actuation of the tape advancing means, whereby the pressure roll is retracted as tape is advanced beneath the discharge outlet and selectively positionable in front of the dispenser for supporting and applying mastic coated tape to a wall joint.Type: GrantFiled: November 23, 1981Date of Patent: November 9, 1982Assignee: Bliss & Laughlin Industries, Inc.Inventors: Eugene R. Johnson, Jack P. Haran
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Patent number: 4218278Abstract: A stake flag consists of a segment of flagging strip adhesively secured to the end of a wire stake. The apparatus includes a roller chain conveyor, driven at a continuous rate of speed, having fixed carriers for conveying the stakes transversely in parallel spaced relation. A conveyor for a strip of flagging material carries the strip in a path coincident with the path of the wire stakes, with one end of the stakes overlying the strip. A stake hopper, with automatic release, releases stakes sequentially to the conveyor carriers; and a glue gun deposits a quantity of glue on each stake end, and on the adjacent underlying portion of the strip, to provide immediate adhesion of the stake and strip. A rotating cutter blade coacts with a backing roller to sever the flagging strip into flagging segments adhering to respective stakes; and a rotating mechanism rotates the stake in the conveyor, after severance, to fold and press the segment onto itself and onto the stake.Type: GrantFiled: June 19, 1978Date of Patent: August 19, 1980Inventors: Edwin E. McMackin, Waymon E. McMackin
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Patent number: 4196028Abstract: The present invention involves a portable taping tool for applying tape over joints in wallboard, sheet rock, gypsum board, drywall, and the like. The taping tool has a main frame which has a dispensing chamber for joint compound, a mounting for a roll of tape, main rollers, a second roller, and a tape cutting blade. In one embodiment, the second roller is a corner roller that not only creases the tape but also squares it in the corner. In another embodiment, the second roller is a substantially cylindrical roller which has a slightly concave shape to its working surface. The cylindrical, second roller is used to apply tape over flat joints and its slightly concave shape serves to concentrate the joint compound towards the middle of the tape so that joint compound will be more evenly distributed when the tape is wiped down. The second roller of each of these embodiments can be rigidly supported in a forward, extended position or spring biased in a forward, extended position.Type: GrantFiled: August 26, 1977Date of Patent: April 1, 1980Inventors: Harold R. Mills, Robert F. Mills
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Patent number: 4127434Abstract: A hand operated dry wall taping machine includes an elongated tubular body, to be held by the operator, having a tape applicator head portion at the end thereof adjacent the seam being taped. A supply roll of tape is carried from the tubular body. The applicator head includes a dry wall cement dispensing box through which the dry wall tape is fed. Cement is dispensed onto the side of the tape which is to face the wall being taped. A rotary tape shear is disposed up-tape from the cement dispensing box. A thumb actuated pneumatically operated cylinder actuates the rotary shear at the end of the seam being taped and advances a short length of tape through the cement dispensing box in readiness to commence taping of the next seam. A whisker valve in an air line is actuated by the pneumatically operated cylinder for delivering a momentary blast of air into the cement dispensing box for feeding mud onto the advanced leading end of the sheared tape.Type: GrantFiled: July 5, 1977Date of Patent: November 28, 1978Assignee: Corban Industries, Inc.Inventor: Harold M. Lass
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Patent number: 4116748Abstract: A hand-operated dry wall taping machine includes an elongated tubular main body portion, to be held by the operator, with a tape applicator head at the end adjacent the seam being taped. A supply reel of tape is carried from the tubular body. The applicator head includes a dry wall cement dispenser box, through which the dry wall tape is fed. Cement is dispensed onto the side of the tape which is to face the wall being taped. A rotary tape shear is disposed up-tape from the cement dispensing box. A hand actuated pneumatically operated cylinder actuates the rotary shear at the end of the seam being taped and advances a short length of tape through the cement dispensing box in readiness to commence taping of the next seam.Type: GrantFiled: May 2, 1977Date of Patent: September 26, 1978Assignee: Corban Industries, Inc.Inventor: Harold M. Lass
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Patent number: 4105490Abstract: A hand operated dry wall taping machine includes an elongated tubular main body portion to be held by the operator. A tape applicator head portion is disposed at the end of the machine adjacent the seam being taped. A supply roll of tape is carried from the tubular body. The applicator head includes a dry wall cement dispensing box through which the dry wall tape is fed. Cement is disposed from the box onto the side of the tape which is to face the wall being taped. A pair of tape drive wheels are carried forwardly of the tape dispensing box to engage the marginal side edges of the tape, to press the cement laden tape against the wall and to pull the tape from the supply roll through the applicator head and cement dispensing box. A quick disconnect couples the cement dispensing box and tape drive wheel assembly to the applicator head for ease of removal for cleaning. A slidable cover of the cement dispensing box is adjustable for controlling the thickness of the layer of cement deposited upon the tape.Type: GrantFiled: November 8, 1976Date of Patent: August 8, 1978Assignee: Corban Industries, Inc.Inventor: Harold M. Lass
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Patent number: 4086121Abstract: A self-contained dry wall taper has a hollow elongated body for holding mastic and supports a roll of tape with tape feeding means to deliver the tape to tape applying wheels that in turn apply it to cover a joint between two wall board sections.A piston is slidably mounted in the hollow body and is automatically moved by a mechanism actuated by the rotating wheels, as they are moved over the wall board surface, to force a layer of mastic onto the tape just prior to it being applied to the surface. Novel tape feeding and tape cutting means are actuated by a single sleeve which is moved forwardly on the hollow body to initially feed the tape into engagement with the tape applying wheels and is moved rearwardly to actuate the tape-cutting mechanism for cutting the tape.Type: GrantFiled: April 26, 1977Date of Patent: April 25, 1978Inventor: Robert G. Ames
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Patent number: 4080230Abstract: A method and system for applying at least one thick sheet of uncured rubber as a layer about the periphery of a buffed tire carcass and "sticking" the layer thereto by pressure applied from the crown of the tire outward as the tire is rotated. A tread design is formed in the rubber layer by at least one heated cutter which is prealigned with the tire carcass and is limited to impovement along a predetermined path for each of a plurality of angularly indexed tire positions. After tread formation the layer is vulcanized onto the tire carcass by the application of heat and pressure and the rubber cut from the layer is reused in forming a sheet of rubber for another tire tread.Type: GrantFiled: November 1, 1976Date of Patent: March 21, 1978Assignee: Rubber Machines, Systems Inc.Inventors: Kenneth W. Batchelor, John W. Thacher
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Patent number: 4003781Abstract: A taping gun or tool for dispensing tape for drywall or the like comprising a handle-like support means having a container mounted thereon adapted to receive a cement material therein. The container is provided with a first tape opening formed therein adjacent the juncture of the rearward and top walls thereof and has a second tape opening formed therein at the juncture of the front and top walls. A roll of tape is rotatably mounted on the support at the rearward end thereof and extends through the first tape opening and thence along the interior surfaces of the container rear wall, bottom wall, forward and thence outwardly through the second tape opening. A first roller is rotatably mounted on the forward end of the container and is adapted to receive the tape extending therearound to enable the roller to apply the tape having cement thereon to the drywall or the like.Type: GrantFiled: May 5, 1976Date of Patent: January 18, 1977Inventor: Roger W. Holsten
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Patent number: 3964835Abstract: There is described a device comprising, in combination with a wheel supported structure adapted to be moved on the road surface, an assembly having vertically elongated compartments for storage of long pot-life viscous components adapted to co-react when mixed together and to form promptly hardenable compounds adapted to form a layer on said road surface, to provide a sign thereon or to form a primer base for laying down and adhesively securing a tape thereto. The assembly also includes means for supporting and laying said tape on the freshly formed layer, as well as pneumatically operated motor and control means for controlling the movements and the sequence of operations of the device.Type: GrantFiled: April 13, 1973Date of Patent: June 22, 1976Inventor: Ludwig Eigenmann
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Patent number: 3960643Abstract: A device, to apply a tape and covering finish plaster to a dry wall seam in a single pass lengthwise thereover, comprising a relatively light weight, hand-supported frame, a unit on the frame operative--upon predetermined manipulation of the frame--to first apply glue to a length of the tape and then glue-affix the tape to the dry wall over said seam, and another unit on the frame operative-- upon such manipulation of the frame, and in conjunction with but trailing the tape gluing and applying unit--to apply a thin, smooth, layer of plaster (known as "mud") over the then-in-place tape.Type: GrantFiled: January 13, 1975Date of Patent: June 1, 1976Inventors: Arthur Z. Dargitz, Lawrence A. Dargitz
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Patent number: 3954544Abstract: An apparatus for in situ preparing and applying foam to a surface, such as a roof, and at the same time applying a membrane onto the surface of the foam, produces a foam-membrane sandwich having an upper surface of controlled smoothness and thickness or pitch, which sandwich is firmly held to the treated surface. The apparatus is normally self-propelled and may be automatically controlled so as to be advanced across the surface to be coated with membrane-covered rigid polymeric foam, preferably of polyurethane foam, as the curing pre-foam and covering membrane are applied. In preferred embodiments of the invention the membrane is a roofing felt or fiberglass web, mat, treated paper or cloth fed from the apparatus from a roll thereon, producing with the roof or other surface to be coated, a form into which a curing pre-foam is deposited as the apparatus is advanced.Type: GrantFiled: June 20, 1974Date of Patent: May 4, 1976Inventor: Thomas Hooker