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Class 72/387 - Pivotal motion only


Subclass of Class 72 - Metal deforming
Definition: Device wherein said moving or guiding means restrains tool
No. of patents: 113
Last issue date: 08/30/2011


1      
NumberTitleIssue Date
8006534Wire or rod bender
A wire bender or a rod bender and more particularly a wire bender or a rod bender, adaptable to bend a variety of sizes of rod or wire to at least one desirable angle, provides a bent wire or a bent rod may be formed to use with a model, especially a model of vehicl...
08/30/2011
7832250Method and apparatus for automating production of sinuous springs
A method and apparatus is disclosed for manufacturing sinuous springs wherein each spring comprises a discrete length of sinuous spring wire having parallel straight bar segments interconnected at their opposite ends by oppositely directed curved connecting segments...
11/16/2010
7370397Tool kit and method for repairing a damage vehicle body member with a hem flange
A method and kit for repairing vehicle door skins by reorienting vehicle hem flanges from a closed orientation to an open orientation to allow removal of a damaged door skin from a door frame and replacing with a new door skin with an open orientation hem flange tha...
05/13/2008
7363794Bearing structure and press molding apparatus having the structure
While a rotational die and a predetermined position of a lower mold in which the rotational die is provided can be set in a zero contact manner, operation of setting the rotational die in the predetermined position of the lower mold can be easily performed, and occu...
04/29/2008
7316247Apparatus and method for making a communication cable support structure
A digital voice and/or data communication cable hanger provides a saddle support on a shaft fastened to a ceiling or beams or side wall by an integral fastening loop at one end. The other end of the hanger is shaped into a support loop for the cable. A saddle having...
01/08/2008
7249479Device for forming thin-walled material into a sleeve-shaped body
Apparatus (1) for forming thin-walled material from an essentially flat piece of material (2) into a sleeve-like body (20), with two forming dies (3, 4), at least one of which is configured to be able to move into position against the oth...
07/31/2007
7240529Partially reinforcing method and apparatus of metal material
The present invention intends to provide the partially reinforcing method and apparatus for reinforcing the required part of the metal material having good forming property and relatively low strength (hardness and yield stress) by the press processing. The p...
07/10/2007
7237416Robotic turntable drive arrangement in a robotic roller hemming system
A robotic turntable drive arrangement in a robotic roller hemming system includes a turntable having a top plate and a lower frame. The top plate is rotatable about the lower frame. The turntable further includes a plurality of lock positions. The arrangement also i...
07/03/2007
7219526Portable pneumatic compression riveter
A portable pneumatic compression riveter consists of a valve, air cylinder and rivet head assembly consisting of an alligator style set of jaws or a c-yoke style jaw set that is used to upset solid rivets used primarily, but not limited to, the aerospace industry. D...
05/22/2007
7165438Wedge driving tool having mutually adjustable elements for the cutting and/or non-cutting shaping of a sheet metal workpiece in a press
A wedge driving tool for cutting and/or non-cutting shaping of a sheet metal workpiece in a press includes a mould- and/or tool-bearing working slider, which may be displaced between a slider bed and a driver at a predetermined angle. For obtaining a working slider ...
01/23/2007
7124612Crimping blade profile
The invention relates to a crimping blade with a profile such that the angle of attack β of the sheet metal to be crimped remains constant during the entire crimping phase. In this way, the force applied to the sheet metal is always at the same angle in relation to...
10/24/2006
7104106Method and apparatus for forming radius bends in metal frames
An apparatus to form bends in a substantially rectangular metal frame. The substantially rectangular metal frame is selectively positioned in an elongated radius bend jig. The elongated radius bend jig has a pivotally connected mandrel that has an inverted J-shaped ...
09/12/2006
7104102Bending machine for profiles such as reinforcement round pieces or similar
Bending machine (10) to obtain shaped elements from pre-cut profiles (11), equipped with a drawing assembly (14) which draws the profiles (11), first shearing means (13) arranged downstream of the drawing assembly (14) and b...
09/12/2006
7073367Earring wire forming apparatus
An earring wire forming apparatus including a base, a lever rotatably mounted on the base and a wire retaining member rotatably mounted on the base for holding a piece of wire of predetermined length therein and limiting the rotational movement of the lever between ...
07/11/2006
7059164Plate material processing machine with bending function and tool for the same
The present invention provides a plate material processing machine with a bending function which enables even a bending piece with two or more bending portions to be bent and which enables materials to be bend so as to have different bending directions, dimensions, ...
06/13/2006
7011635Manual control device for a surgical guide
The device (10) for manual control of a surgical guide (G) comprises a body (12) provided with a conduit (14) for passage of the surgical guide (G), and a member (16) for axially immobilizing the surgical guide relative to the body. The m...
03/14/2006
7010951Feeding mechanism of an automatic pipe bending machine
A feeding mechanism of a pipe bending machine is equipped with several auxiliary hydraulic cylinders in addition to an original power source for providing power to feed a pipe; the auxiliary hydraulic cylinders are joined to an auxiliary fixing member at output rods...
03/14/2006
6997029Roller cam mechanism and drive assembly with positive retraction
A roller cam mechanism and driver assembly which features a positive retraction cam elements comprised of auxiliary rollers and side plate slots which cooperate upon failure of a retraction spring compressed by advance of a tooling slide to cause positive retraction...
02/14/2006
6983634Rotary bending tool and method of manufacture
A rotary bending tool having a series of graphite plugs mounted in a saddle recess engaging a rocker surface to lubricate the same. The rocker is machined in an unhardened state and thereafter heat treated to be hardened, with reverse bending of the rocker thereafte...
01/10/2006
6968722Plate processing device
A plate-processing device intended for bending and cutting of bending and bendable plate-like objects. A bending and cutting tool is arranged to be moved by actuators. At least two tube sectors, which are arranged within each other and move relative to each other, o...
11/29/2005
6755070Cam-type press system
A cam-type press system is provided which includes a cam base slidably mounted on a lower die and securing a material panel with a formation pad: cam base steel is mounted on the cam base corresponding to a height of the formation cam. The cam base steel is performs...
06/29/2004
6718810Method and apparatus for bringing elongated metallic scrap into a more compact form
The object of the invention is a method and an apparatus for bringing elongated metallic scrap into a more compact form by bending the metallic scrap to be brought into a shape requiring less space substantially around a bending member (6a, 6...
04/13/2004
6711927Bending apparatus for a long material
A bending apparatus for a long material comprises: supporting device for supporting a long material in cantilever fashion at least in a bending direction; bending device which nips the material at an input point apart from the supporting device and is rotated by a p...
03/30/2004
6675627Method and device for forming conical tube casings
To form metal sheet blanks into taper tubes, a die is provided which has a conical cavity into which a conical punch plunges. The punch is led into the die along a curve. Taper tube shells can easily be fabricated by this method....
01/13/2004
6672127Metal sheet bending device with rotation inhibiting function
A metal sheet bending apparatus includes first and second lower bar molds each having a section of a semicircular shape. The first and second lower bar molds are rotatably provided in first and second concave portions of a support, respectively. First and...
01/06/2004
6619098Process and device for bending of hollow profile strips into spacer frames for insulating glass panes
A bending head for bending of metallic hollow profile strips (2) in the production of spacer frames for insulating glass panes has a bending abutment (5) and a bending cheek (7). The bending abutment (5) can be placed by swivelling against one side of the...
09/16/2003
6604395Semi-automated probe bender
A method and apparatus for bending probe pins that is semi-automated and uses machine vision to eliminate human error....
08/12/2003
6539766Rotary cam moving apparatus for negative-angle forming die
A negative-angle forming die includes a lower die half and an upper die half. A rotary cam is rotatably provided in the lower die half, and a slide cam is slidably opposed to the rotary cam. An automatic retractor is provided in the lower die half for piv...
04/01/2003
6526797Negative-angle forming die
The present invention provides a negative-angle forming die comprising a lower die half having a supporting portion for placing a sheet metal work, and an upper die half to be lowered straightly downward onto the lower die half for forming the work, an in...
03/04/2003
6523386Negative-angle forming die
The present invention provides a negative-angle forming die comprising a lower die half and an upper die half. The lower die half has an intrusion forming portion, a rotary cam, a slide cam, and an automatic retractor. The work is placed on the lower die ...
02/25/2003
6519995Rotary cam driving apparatus for negative-angle forming die
Disclosed is a negative-angle forming die. The die has upper and lower halves. The upper die half has a supporting portion for receiving a sheet metal work, and an intrusion forming portion. The lower die half carries a plate-like cam which can be moved t...
02/18/2003
6460395System and method for bending a structural member
According to one embodiment of the invention, a system for bending a structural member includes a base, a pair of pivot plates rotationally coupled to the base, an actuator coupled between the pair of pivot plates, and a plurality of adjustable supports a...
10/08/2002
6450001Method and apparatus for manufacturing thick-walled bent pipe
A method and apparatus for manufacturing a thick-walled bent pipe capable of manufacturing an elbow material for piping with higher size accuracy with use of a thick-walled pipe material are provided. For this purpose, the manufacturing apparatus includes...
09/17/2002
6370932Folding apparatus for folding plates
A folding apparatus (10) includes a pair of dies (20) defining a recess (20M) therebetween, a cushion pad (30) vertically movable in the recess, a pair of support blocks (40), a pair of pivoting blocks (50) rotatable about the dies, and a vertically movab...
04/16/2002
6230536Negative angle-forming die
A negative angle-forming die includes a lower die for mounting a thin metallic plate workpiece onto a supporting portion thereof, and an upper die descendable in a straight direction towards the lower die for forming the workpieces by abutting against the...
05/15/2001
6196040Negative angular forming die and pressing apparatus
A negative angular forming die having a lower die for supporting a workpiece. An upper die is lowered with respect to the lower die to abut against the workpiece for forming the workpiece. A columnar body is rotatably mounted on the lower die, and a groov...
03/06/2001
6173599Leaf spring straightening apparatus
An apparatus for straightening a U-shaped leaf spring wherein the spring includes a curved section having a concave side and a convex side and wherein the spring has a pair of elongated legs spaced-apart relationship with each other from the curved sectio...
01/16/2001
6128944Apparatus for bending malleable metal rods
An apparatus for bending malleable metal rods comprises a base plate having a plurality of holes arranged in rows and columns; a locking cam member having an ovoid configuration, with a camming surface at its broad end and a locking cam member pivot axis ...
10/10/2000
6128941Pipe bending machine
A pipe bending machine includes a horizontal pipe support platform defining a horizontal pipe feed channel. A first pipe engaging member is positioned on a first side of the pipe feed channel. A second pipe engaging member and a third pipe engaging member...
10/10/2000
6065324Rotary bender die
A multi-piece die section for a press brake installed rotary bending tool in which a forming anvil is positioned in a holder in accordance with the thickness of material to be bent so that the rotary bender and press brake operate on the same center line....
05/23/2000
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