Class 72/140 - By interchangeable or selectable tool portion

Subclass of Class 72 - Metal deforming
Definition: Subject matter including means on or within the instrumentality
No. of patents: 38
Last issue date: 08/11/2009

Number	Title	Issue Date
7571630	Spring manufacturing apparatus A spring manufacturing apparatus comprises a tool support (30, 40, 50) which supports a tool in a way that the tool can be slid toward the spring forming space. A plurality of the tool supports can be arranged in a radial pattern from the spring forming space...	08/11/2009
7343766	Spring manufacturing apparatus A spring manufacturing apparatus with a reduced number of driving sources, yet capable of adjusting the relative positions among the bending dices with higher precision when manufacturing a spring is to be provided. A second bending dice mounting slider and a third ...	03/18/2008
7172153	Wire guide for a wire processing machine, in particular for a spring manufacturing machine A molded body is tightly fitted to the wire guide block on the side facing the collet and laterally to the guide groove that is braced against the collet via attachment media coming in from the side of the collet and is attached to the latter in a wire guide for a w...	02/06/2007
7143620	Spring manufacturing apparatus and driving force transmitting component mounted on the apparatus The slide motions of tools mounted on tool units (400A, 400B, 400C) are realized by a single ring gear (10) serving as a common driving force for all the tool units and arranged on a forming table (200), and cam shaft blocks (20...	12/05/2006
7082797	Coiling point tool for spring coiling machine, and method of using same An indexable spring coiling point tool, for use on spring coiling machines, includes a holder for mounting in a spring-forming station of a spring coiling machine. The holder has a base end and a working end configured to engagingly receive a coiling point. The tool...	08/01/2006
7080537	Spring manufacturing machine To efficiently manufacture springs having various kinds of shapes, a spring manufacturing machine is structured such as to bend a wire by two inner engagement projections (47) by adjusting a position of a position adjusting table (34), fitting a gap (	07/25/2006
6910360	Multiple wire feed for spring coiling machine and method An apparatus for making mattress and upholstery spring coils. The apparatus has a wire feeding device and a wire guide adapted to support first and second wires of different diameters. The wire guide is movable to first and second positions to align the first and se...	06/28/2005
6758079	Coil spring forming machine A coil spring forming machine for forming a coil spring having a dimensional characteristic, such as a coil diameter and a coil pitch, includes a frame, a control tool movably mounted on the frame, and a control mechanism mounted on the frame and coupled to the cont...	07/06/2004
6701765	Spring manufacturing apparatus Tool units (400) are slid by crank mechanisms (409) which are arranged on the respective sides of a table (200), convert rotational motions into translational motions, and use servo motors as drive sources, and are supported to swing on the rear end porti...	03/09/2004
6584823	Two wire spring making machine and method A method and machine for selectively manufacturing wire springs from two different wires by feeding the wires through a pair of continuously rotatable opposed feed rollers, which rollers are operative to feed only one of the wires at a time into engagemen...	07/01/2003
6393888	Spring winding device, particularly for spring winding machines In a spring winding device for producing right-hand or left-hand helical springs from wire, with pull-in rollers, a wire guide and two winding apparatuses, each of which has a slide guide body with a slide displaceably arranged therein, every slide guide ...	05/28/2002
6142002	Spring manufacturing apparatus and tool selection apparatus Plural types of tools are mounted on the tool selection table 210 so as to be selectable by rotation of the tool selection table 210. The tool selection table 210 is made movable by numerical control in the X, Y and Z directions, by virtue of the front-to...	11/07/2000
6098444	Wire output central shaft of a wire bending machine A wire output central shaft of a wire bending machine comprises a seat, two wire plates, an central shaft seat, and a central shaft. The seat has a body, and one end of the body is connected to the body. A through hole is installed on the fixing portion. ...	08/08/2000
6062054	Spring forming apparatus A first large drive gear for slider driving mechanisms and a second large drive gear for a tool rotating driving mechanism are disposed coaxially with an axis of a wire feeding quill and in parallel with a rear surface of a front base frame panel, and a s...	05/16/2000
6000265	Spring manufacturing apparatus A point tool assembly includes a vertical moving table disposed on a forming table and movable in a direction parallel to the forming table surface and perpendicular to the feed direction of a wire, and a longitudinal moving table disposed on the forming ...	12/14/1999
5937685	Method and apparatus for linear spring A method and apparatus are provided for forming the linear springs. In the apparatus three or more forming tools are arranged radially about the center of the quill for guiding the linear material are rotated within a predetermined angle about the centerl...	08/17/1999
5887471	Spring manufacturing apparatus and manufacturing method of the same A spring manufacturing apparatus in which the conventional cumbersome process of forming the front end of a quill in accordance with the shape of a desired spring is omitted, and one quill can be used in common for formation of springs having any shapes. ...	03/30/1999
5875666	Spring manufacturing apparatus and position adjustment apparatus for tools A tool assembly 120 is attached on a forming table 101 movably in a vertical direction with respect to the forming table 101. The tool assembly 120 has a wedge tool assembly 140 which inserts a wedge tool between coils of wire W being continuously rolled ...	03/02/1999
5791184	Spring-making machine A spring-making machine including a spring wire feeding device having a frame, a driving disk rotatably mounted on the frame, a first sleeve fixedly arranged on one side of the frame and having a plurality of fixing holes, a second sleeve inserted into th...	08/11/1998
5732583	Wire forming apparatus A circular table is provided around a wire forming portion. A plurality of forming tool units are disposed on the surface of this circular table such that they are directed to almost the central position (wire forming portion) of the table. Each forming t...	03/31/1998
5730017	Cutter holder A cutter unit for mounting to a slide on a spring coiling machine, comprising a holder having an arm portion, extending along a first direction, for mounting to the coiling machine and a head portion extending along a second direction perpendicular to the...	03/24/1998
5660067	Versatile spring making machine A versatile spring making machine including a processing tool locating unit consisting of a transverse slide moved in the transverse direction and a longitudinal slide moved in the longitudinal direction, a tool assembly moved by the processing tool locat...	08/26/1997
5452598	Automatic spring formation apparatus An automatic spring formation apparatus includes a base on which an upright work table is mounted. A number of linear motion spring formation tools and at least a curved motion spring formation tool are slidably mounted on the front working surface to wor...	09/26/1995
5297412	Wire working tool and holder A wire working machine and system are described with a working platform on which a rotatable mount with individually controllable wire working tool actuators is provided. The rotatable mount surrounds a workzone in which wire is worked with the tool mount...	03/29/1994
5259226	Mechanism for forming spring pitch A spring manufacturing apparatus has a first mode in which a spring pitch is formed by inserting a wedge tool between coils of a wire material forcibly bent by a point tool, and a second mode in which the spring pitch is formed by pushing the bent wire ma...	11/09/1993
5259227	Chuck set-up for spring coiling machine A chuck and arbor apparatus for a spring coiling machine implements an accurate alignment of the block wire guide with the feed line guides from the wire supply rolls. The chuck is modified to provide for discrete, axial clamping positions which correspon...	11/09/1993
5203191	Versatile automatic metal strip working machine A wire working machine and system are described with a working platform on which a rotatable mount with individually controllable wire working tool actuators is provided. The rotatable mount surrounds a workzone in which wire is worked with the tool mount...	04/20/1993
5201208	Coiling point holder for spring coiling machine A coiling point holder for a spring making machine precisely fixes the angular and axial position of the coiling point relative to the holder and allows for the pre-established coiling point positions to be replicated upon reversing or replacing the coili...	04/13/1993
5144826	Forming device to be practiced in coil spring forming machine and method of replacing said device A forming device in a coil spring forming machine for forming a coil spring by winding a heated rod or wire-shaped spring material into a form of a spiral, wherein the forming machine includes an independent cassette mechanism which may be removably mount...	09/08/1992
5131251	Chuck set-up for spring coiling machine A chuck and arbor apparatus for a spring coiling machine implements an accurate alignment of the block wire guide with the feed line guides from the wire supply rolls. The chuck is modified to provide for discrete, axial clamping positions which correspon...	07/21/1992
5127247	Spring coiling machine having interchangeable presettable elements A coiling device for spring coiling machines, having exchangeable elements that contain adjusting screws. Each coiling pin is mounted in a receptacle so as to rotate therewith and so as to be able to rotate therein about its longitudinal axis after a clam...	07/07/1992
5105641	Apparatus for forming wire This invention relates to an apparatus for the forming of wire, namely a leg or spiral spring winding and bending machine. It is an object of the present invention to reduce the expenditure for the production of the apparatus and to universalize the forming op...	04/21/1992
4947670	Universal automatic spring-making machine A spring-making machine includes a plurality of forming tools reciprocatively sliding in a plurality of tool guides radially disposed on a panel so that a spring wire led through a central chuck of the machine will be automatically formed as diversified s...	08/14/1990
4312387	Apparatus for making dynamoelectric field member A starter motor field winding comprises an uninterruptedly continuous conductor edge wound to encircle a plurality of core elements. The core elements are on a mandrel to which the leading end of a length of strapping is secured. The mandrel is rotated ab...	01/26/1982
4022640	Process for cold-working and stress-relieving non-heat hardenable ferritic stainless steels A method of cold-working and stress-relieving iron-chromium ferritic stainless steels of non-heat hardenable type in the AISI 400 series, thereby increasing the ultimate tensile strength while maintaining good tensile ductility. Cold-working is effected b...	05/10/1977
3988915	Method and apparatus for the production of prestressed coil springs A method and apparatus for producing prestressed coil springs whereby the wire is fed about a rotating spindle and taken up or drawn in with a predetermined spacing from the front end of the coils and guided to a point ahead of the front end of the coils ...	11/02/1976
3970233	Machine and a method for fabricating a helicoidal tube A machine for fabricating a helicoidal tube from a longitudinal flat and bendable strip includes a frame, and tube-forming means disposed on the frame for receiving the longitudinal flat strip. The strip is then formed into a tube which has a seam. Helico...	07/20/1976
3934445	Dual purpose spring coiling machine A dual purpose spring coiling machine adapted for two point and single point coiling and particularly adapted for convenient and rapid convertibility from one form of coiling to the other. The machine comprises a coiling tool slide assembly mounted on a f...	01/27/1976

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Class 72/140 - By interchangeable or selectable tool portion