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Class 72/216 - About a fixed pivot


Subclass of Class 72 - Metal deforming
Definition: Subject matter wherein the path of the axis of the tool
No. of patents: 9
Last issue date: 06/26/2007


NumberTitleIssue Date
7234338Tubing bender and method
An improved tubing bender of the type having a mounting base, a mandrel mounted upon the mounting base and having a tube recess, and a tube retainer mounted upon the mounting base. It is improved by the tube retainer being mounted upon the mounting base by a snap-lo...
06/26/2007
5819580Bending tool
A bending tool for bending rods or like items, and including two handles and three bending posts. Two of the posts move with the handle, and the third post is a center post which is selectively rotatable to positions for determining the bend in the item. ...
10/13/1998
5680789Bend-all
There is disclosed a tool for bending wire, electrical cable, tube and rod. The tool comprises a base plate. On the first surface of the base plate there is a socket for receiving the drive stud from a ratchet wrench or there is a recess in the base plate...
10/28/1997
5490409Adjustable cam action rod bender for surgical rods
A cam action surgical rod bender includes a locking assembly which locks a bending knob in place. The rod bender includes a knee lever configuration for keeping the bending knob still, wherein a pin is moved downwardly along a channelled cam surface to pr...
02/13/1996
4996866Orientable bending assembly
An orientable bending assembly of a type capable of being temporarily retracted below the upper edge of a work platform (15) of a bending-shaping machine for sections is disclosed. The bending assembly is provided with clockwise and anticlockwise rotation...
03/05/1991
4799373Bending machine
A bending machine for bending wire, tubing, or other elongate material, comprising a support structure and a bending head which is mounted on the support structure and which is capable of bending such material in a given plane which is fixed relative to t...
01/24/1989
4682488Apparatus for forming slit fin coils
A slit fin heat exchanger is formed by wrapping slit fin tubing into a flat coil having two spaced rows of tubing. The flat coil is located on mandrels which are rotatable about spaced parallel axes with the mandrels and axes initially being in the same p...
07/28/1987
4404833Device for straightening of pipes
For straightening of bent pipes a device with a base in two parts provided for spanning the bent pipe on one longitudinal side of the bend of the pipe. One base is connected to one end of a tie bar, which is pivotally fastened at the other end to a piston...
09/20/1983
4291563Method of making L-seal for gas turbine regenerator
An improved L-shaped seal for a turbine regenerator and a method of making same. The seal has a curved leg which contacts a mating surface. The curve urges the seals leg into contact about the periphery of the seal even when there is no gas pressure in th...
09/29/1981
 
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