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Class 72/79 - Including deflectors arranged to provide undulating path for work


Subclass of Class 72 - Metal deforming
Definition: Subject matter wherein the tool comprises a plurality of
No. of patents: 18
Last issue date: 12/06/2005


NumberTitleIssue Date
6971415Rotational grip twist machine and method for fabricating bulges of twisted wire electrical connectors
Bulges in a wire having helically coiled strands are formed by untwisting the strands in an anti-helical direction at a predetermined position, to form an electrical connector from a length of the stranded wire. The wire is gripped by moving two spaced apart clamp m...
12/06/2005
6820454ā€œSā€ shaped cast in wire
A weld wire for storage on a spool of weld wire. The weld wire has a substantially linear cast in the form of an undulating curve that generally lies in a single plane. The undulating curve is a succession of generally semi-circular sections having a generally fixed...
11/23/2004
6132914Bisazo compound and electrophotographic photoconductor using the same
An electrophotographic photoconductor has an electroconductive support, and a photoconductive layer formed thereon which contains at least one bisazo compound of formula (I): ##STR1## wherein Cp1 and Cp2 are each a coupler radic...
10/17/2000
5904059Straightening apparatus
Apparatus for straightening elongate material, such as wire, has a rotary member which includes an internal passage through which the material is passed. Guide means in the rotary member guide the material through the passage and include deflection means ...
05/18/1999
5564299Wire straightening apparatus with long-life dies
Wire is straightened as an incident to being pulled through axially spaced upstream, intermediate and downstream straightening dies carried within a rotating arbor. Each die is formed with a groove which is specially shaped to cause the wire to tend to fo...
10/15/1996
5526665Apparatus for straightening coiled wire
An apparatus for straightening wire stock includes a support member defining a generally elongated opening adapted for advancement of the wire stock therethrough, at least a first pair of engaging members associated with the support member and extending f...
06/18/1996
5477718Rotary apparatus for removing a habitual tendency of an electric wire
A rotary apparatus for removing a habitual tendency of an electric wire according to the present invention, has an electric wire twist removing mechanism for removing a twist of an electric wire while the electric wire is travelling. The electric wire is ...
12/26/1995
5473923Method of intermittent straightening of wire
In a device for intermittent straightening of wire there are independent drives for wire feed and the straightening rotor. The speed of rotation (v2) of the straightening rotor varies essentially synchronously to the feed rate (v1) o...
12/12/1995
5327757Straightening jaws for a straightening device for straightening wire
The straightening jaw comprises a cubical chuck with a plane face end. The face end has an intake element and an exit element of a straightening groove. Between them is an opening arranged perpendicular to the face end. A straightening insert made of hard...
07/12/1994
5161399Device for straightening a wire
A device for straightening a rigid wire delivered in coil form for supplying a metal-working machine is compact and easy to control. The wire is stationary in an axial conduit of a rotor supported on a carriage (B) which is moved axially by means of a fir...
11/10/1992
5042280Machine for straightening metallic bars or rods or wires or tubes
A straightening apparatus for metallic bars, rods, wires, tubes and the like is provided which includes a rotor which is adapted for being rotated about a longitudinal axis thereof. At least three rollers are mounted to the rotor body and are clearly rota...
08/27/1991
4920776Process and apparatus for the intermittent straightening of wire
The intermittent straightening of the wire (1) is carried out by means of a fixedly supported straightening rotor (4), the straightening blocks (5, 6, 7) of which radially deflect the wire (1) advanced by conveying mechanism (2). The mass moment of inerti...
05/01/1990
4391307Wire straightening and cutting mechanism
Improvements have been devised in wire straightening and cutting apparatus to the end of protecting the external coating on the wire as it is advanced, straightened and then cut to a predetermined length and are specifically directed to the novel arrangem...
07/05/1983
4194541Wire straightening apparatus having a hydraulically driven wire feed
A wire straightening apparatus includes a machine stand; a wire straightening device; a mounting for securing the wire straightening device to the stand; an inlet roller pair and an outlet roller pair; a mounting for securing the inlet roller pair and the...
03/25/1980
4177843Wire straightener die
The invention is an improved wire straightener die for rotary wire straightener machines and devices used in the production of wire and wire related products from various metals. Each wire straightener die consists of a single unit which is normally used ...
12/11/1979
4168618Y and T-finned tubes and methods and apparatus for their making
This invention concerns finned tubes for use in heat exchanging whereby the fins have a generally T or Y shape. There is disclosed process and apparatus for making these Y and T-finned tubes whereby a smooth tube is subjected to a rolling process with not...
09/25/1979
4047418Combined drawing and straightening machine for metallic tubes or rods
Machine for simultaneous reduction and straightening of metallic tubes or rods has a reducing die which is mounted in the frame downstream of a guide for workpieces and upstream of a ring-shaped straightening tool whose axis orbits about the axis of the o...
09/13/1977
4046177Machine for straightening wires
A wire straightening machine comprising a motor-driven, rotatable hollow shaft with at least three serially arranged dies mounted thereon, having central apertures through which the wire is passed. The outer end dies are fixed with respect to the shaft, w...
09/06/1977
 
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