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Class 226/176 - To vary bite of contacting pinch members


Subclass of Class 226 - Advancing material of indeterminate length
Definition: Device provided with at least two material-engaging surfaces,
No. of patents: 74
Last issue date: 09/23/2008


1    
NumberTitleIssue Date
7427006Pipe tensioner machine
A pipe tensioner machine for offshore pipelaying operations comprises adjustable tension banks for the transfer of tension to the pipe string. Four tension banks (14, 16, 18 20) are provided in an angle of substantially 90 degrees to each other mounted inside...
09/23/2008
7401718Arrangement for axial feed of a supply hose
The arrangement is for the axial driving of a supply hose (11) for pressure medium or application medium in the form of fluid, gaseous or solid, granule-formed or powder-formed, material. The supply hose (11) is connected to a displaceable cartridge (
07/22/2008
7395952Wire feeding apparatus and method
A wire feeding apparatus is disclosed. The wire feeding apparatus includes a rotable drive shaft, a servo motor in driving relationship with the drive shaft and one or more feed modules. Each feed module is selectively engaged with the drive shaft through the use of...
07/08/2008
7374075Method and apparatus for feeding slider-zipper tape to application station
A method and an apparatus for automatically feeding slider-zipper assemblies to a station where the slider-zipper assemblies can be attached to bag material, such as thermoplastic film. The apparatus includes a slider guide having a channel running the length thereo...
05/20/2008
7314331Multi-position locking mechanisms for clamping assemblies
A locking mechanism for a clamping assembly includes a roller locking mechanism, at least one clamping member and a shaft member for coupling the roller locking mechanism with the first clamping member. The roller mechanism includes a roller rotatably connected to a...
01/01/2008
7241972Miniature welding gun
A welding gun includes a motor, a wire feed mechanism, a power block, a welding tip, a and a cup. A substantially rigid shell surrounds the motor to form a handle. A gas passage for receiving inert gas from an inert gas source and delivering the inert gas to the gas...
07/10/2007
7223033Pinch control in a printer
A pinch control apparatus in a printer for controlling a pinch force exerted on a medium which is being fed into a printing zone is provided. The pinch control apparatus includes a camshaft rotatably mounted across a width of the medium, at least one cam attached to...
05/29/2007
7182212Floating lifting device
The invention relates to a floating lifting device, using two movable lifting structures (13, 14) which can be alternatively engaged with broaden support members (5, 6, 7) of a cable (4). The cable (4) is stored substantially without tens...
02/27/2007
7175367Cable pulling machine
A cable pulling machine of the invention includes a frame, a mechanical linkage including first and second links having first and second cable gripping shoes disposed thereon respectively in opposed positions, a latching cylinder actuable to cause the mechanical lin...
02/13/2007
7176411Wire feeder
A wire feeder for supplying consumable welding wire to a welding gun includes a housing and a wire advancing mechanism connected to the housing for paying wire from a wire spool to a welding gun. A storage tray is formed with the housing. A wire spool support is con...
02/13/2007
7073602Tubing injector
Apparatus for injecting coiled tubing into a bore comprises a rotatable housing (28, 29) having an axis along which coiled tubing is to be translated. A set of rolling elements (12, 14) is rotatably mounted in the housing (28, 29), each rolling ...
07/11/2006
7034250Welding wire dispensing assembly and apparatus for providing adjustment of rotational resistance in a spool
A welding wire dispensing assembly and apparatus for providing adjustment of rotational resistance in a spool includes a spool support, an axle assembly, and a resistance adjustment assembly. The spool support is rotatably mounted to the welding wire dispensing asse...
04/25/2006
7028451Vertical tubular bagging machine
In order to be able to remove in a vertical tubular bagging machine in a simple manner a worm-dosing means stored in a fill pipe, it is suggested that the fill pipe is formed out of two troughs aligned against one another with their insides, and that a trough is rel...
04/18/2006
7028452Packaging device for fitting and heat-shrinking packaging film
A packaging device includes a film fitting mechanism, a film shrinking mechanism and a controller. The film fitting mechanism fits a tubular heat shrinkage film over a film cylinder and moves the film a distance along the cylinder and cuts a length of the film off. ...
04/18/2006
7021510Cable traction apparatus and method
A high force traction apparatus which operates along the cable linear axis with no cable bending. The cable is encircled with links from several looping chain drives. The links have a concave friction surface to match the cable radius. Rollers apply pressure to mult...
04/04/2006
7000816Loading system for elongated strand of food product
A loading system is provided for loading an elongated strand of food product of given diameter on a moving transport conveyor. First and second loading conveyors are separated by a gap of dimension less than or equal to the diameter of the food product strand and co...
02/21/2006
6874396Web processing system
A winding device has a drive shaft having a flange, and a holder rotatably mounted on the drive shaft in covering relation to the flange, for winding the web therearound. The holder has a first torque adjustment plate rotatably mounted on the drive shaft and having ...
04/05/2005
6651858Adjustable wrappage film feeding device
An adjustable wrappage film feeding device includes a chassis having end plates rotatably supporting a driving shaft therebetween. The driving shaft is driven by a motor via a worm--worm gear transmission. Two first bevel gears are mounted on the driving ...
11/25/2003
6568578Welding wire feed mechanism
A wire feeding apparatus for providing filler wire to a welding gun or torch that includes a motor, a driver roll, an idler roll and a bias controller. The bias controller is configured to bias the wire contacting portion of the idler roll towards the wir...
05/27/2003
6439445Tensioner
A tensioner, for clamping cables, flexible pipes or bars and moving them forwards in a controlled manner, includes at least two conveyors, each intended to displace one or more clamping members. The conveyors each attached to a main frame element. A selec...
08/27/2002
6435394Transporter for lead frames and transport assembly
A transporter for lead frames has two rotatable wheels with mutually facing running surfaces for engaging a lead frame between the wheels. A frame supports the wheels. An actuating cylinder engages on at least one wheel for mutual displacement of the whee...
08/20/2002
6334565Conveying a recording medium
An apparatus for conveying a recording medium includes first and second rollers which define a common area through which the recording medium is conveyed. The first and second rollers contact the recording medium in the common area and rotate in concert t...
01/01/2002
6168062Self-actuating slack puller
A slack puller has symmetrical sheave assemblies on each side of a cable path. The sheave assemblies each include a driven sheave mounted on an arm. When the sheaves are engaged with the cable by an actuator, tension in the cable pulls the sheaves in a wa...
01/02/2001
6086011Automatic band charging device for strapping packing machine
Front end portions of respective bands drawn out of two band reels are guided in substantially parallel relationship by means of band guide 11. When the band reel in use becomes empty, band feeding unit 30 is driven in reverse to thereby discharge a rear ...
07/11/2000
5961022Strip pinch apparatus
A driver for rolled strip includes a first roll which is mounted so as to be essentially stationary and a second roll which is adjustable relative to the first roll. The second roll is supported in a swivel frame which is adjustable by a pressure medium c...
10/05/1999
5839613Device for pushing a tube of plastics material for internally casing a metal piping to be renovated
A pushing device which includes a frame supporting at least one powered train of wheels the drive surface of which is made from rubber for driving a plastics tubing through friction and for imparting thereto a continuous motion inside of a metal piping to...
11/24/1998
5833108Paper delivery device
A paper delivery device in which paper is delivered, being put between pinch rollers and a delivery roller. Such paper delivery device is comprised of a lever that is operated to pivot to at least a first position, a second position and a third position; ...
11/10/1998
5533658Apparatus having replaceable shoes for positioning and gripping tubing
An apparatus for positioning and gripping tubing and/or bar stock for various applications. The apparatus comprises a frame; a pair of juxtaposed, inwardly facing guides, adjustably mounted on the frame; a pulley rotatably mounted on the frame at each end...
07/09/1996
5476546Apparatus for applying lubricant pattern to a sheet work piece
An apparatus for applying a liquid lubricant in a pattern to a face of a sheet workpiece has a support frame through which the workpiece is transported in a travel direction substantially parallel to its face, a plurality of axles in the frame extending a...
12/19/1995
5415725Device for removing glued down carpet
Apparatus for removing glued-down carpet and it has a frame having a pair of laterally spaced side walls connected together by a plurality of cross members. A motor that is connected to a gear box is mounted on one of the cross members. The frame is mount...
05/16/1995
5342133Paper moving system for a printer/plotter
A paper moving system for a computer driven printer/plotter comprises a paper pinching assembly positioned at the two oppositely facing edges of the paper adjacent the print zone 10. The edges of the paper are fed through each assembly where the paper is ...
08/30/1994
5307972Pinch roller pressing device in camera-integrated type VCR
A pinch roller pressing device in a camera-integrated type VCR, comprising a cam gear provided with a vortex-type cam groove and an actuating lever provided at its one end with an actuating pin received in the cam groove of cam gear. A connecting lever is...
05/03/1994
5303621Clamping device for a defined clamping of workpieces
A clamping device is furnished, in particular for peeling machines for metallic bars (21) and tubes. The clamping device clamps the workpieces in a defined way at a preselected position (99) and independent of the diameter of the workpieces. The clamping ...
04/19/1994
5238165Extrudate hauler with upper and lower endless tracks with yaw adjustment
A hauler for extruded profiles has a pair of track assemblies engaging at least one profile between them. At least one of the profiles is mounted so that it can yaw about a longitudinal axis through the center of that track assembly and a handwheel, elect...
08/24/1993
5072872Device for transporting materials in strip, sheet, or filament form
Feeders for transporting materials in strip, sheet, or filament form include an adjustable stop mechanism for setting the clearance between feed rolls. The stop mechanism allows the rolls to be moved apart to release the material form the rolls. In one em...
12/17/1991
5007291Ultrasonic inspection apparatus with centering means for tubular members
Pipe inspection apparatus comprising transducers for transmitting pulsed beams of ultrasonic energy longitudinally, transversely and obliquely into the wall of the pipe for detection of flaws. The apparatus includes a motor driven chuck 18 for rotating th...
04/16/1991
5000439Sheet conveying apparatus and image recording apparatus having same
A sheet conveying apparatus for conveying a sheet comprises a rotatable conveying roller for conveying a sheet, an intermediate roller engageable by the conveying roller, and a biasing roller mechanism shiftable between a bias position where the biasing r...
03/19/1991
4923495Pull-roll assembly latching mechanism
A latch mechanism adapted to lock a movable pull roll support to a fixed pull roll support in a mineral fiber attenuation apparatus. A latch arm is pivotally attached intermediate its length to the movable support and is spring biased into locking engagem...
05/08/1990
4842180Roll feed apparatus
A roll feed apparatus for intermittently and unidirectionally feeding a sheet material has a first roll fixedly carried by a first roll shaft on a first axis, and a second roll carried by a second roll shaft on a second axis. The rolls cooperate in clampi...
06/27/1989
4817845Apparatus for pulling small-diameter fragile cable
An apparatus for pulling small-diameter fragile cable without damaging or deforming the cable. The apparatus includes resilient wheels and at least two flexible bar assemblies. The bar assemblies are entrained around the wheels and include a plurality of ...
04/04/1989
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