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| Number | Title | Issue Date |
| 7310987 | Bend-straightening machine with vertically movable table A bend-straightening machine with a vertically movable table for straightening long workpieces is provided. The bend-straightening machine of the present disclosure includes straightening supports for supporting a workpiece mounted on a movable table which moves in ... | 12/25/2007 |
| 7191525 | Two-stage attachment for cutting, crimping etc, and mechanical method thereof A two-stage attachment includes two stages of levers arranged to apply a cutting, shearing, squeezing and/or piercing force. The first stage includes a cam lever that has a segmented arcuate pushing surface. The second stage includes a blades support that has an arc... | 03/20/2007 |
| 6662620 | Steel stud crimper A crimping tool is provided including a rotary drive unit and removable extension arm with pivotal jaw arms. The removable extension arm is rotatable about its axis. A locking device is included in the jaw arm assembly such that the jaw arms may be secure... | 12/16/2003 |
| 6619097 | Machine for stamping, bending and/or mounting sheet metal parts The invention relates to a machine for stamping, bending and/or mounting of sheet metal parts with at least one upper housing part 14 and at least one lower housing part 16. Preferably, several are arranged in a row. On each housing part 14, 16 the carria... | 09/16/2003 |
| 6393890 | Bend-straightening machine with drive unit mounted on top of press frame The invention relates to a bend-straightening machine for long workpieces (21), said machine having workpiece holding fixtures (19) arranged on a machine base (2) to grip the ends of the workpiece (21) in a rotatable manner. The machine has at least two s... | 05/28/2002 |
| 6263717 | Press-forming die set including rotary cam having negative-angle forming portion and rotatable about vertical axis A press-forming die set including a first die and a second die which are linearly movable in a press-forming direction for mutual engagement to form a negative-angle portion on a workpiece placed on the second die, the press-forming die further including ... | 07/24/2001 |
| 6095507 | Pneumatic clamp A clamp having a pneumatic cylinder with an actuating rod connected to one end of a drive arm which has its other end attached to a crankshaft which in turn has crankpins eccentrically mounted thereon to drive inner and outer clamp arms between retracted ... | 08/01/2000 |
| 5839315 | Bend-straightening machine The invention relates to a bend-straightening machine for long workpieces (7), said machine having workpiece holding fixtures (5) arranged on a machine table (3) to grip the ends of the workpiece (7) in a rotatable manner. The machine has at least two str... | 11/24/1998 |
| 5819570 | Motor driven portable crimper having a detection mechanism to automatically turn off the motor A crimping station of a motor-driven portable crimper (A) has a movable head driven by a motor (M) to reciprocate straight towards and away from a fixed anvil. An automatic switch will automatically stop the motor upon detection of the movable head retrac... | 10/13/1998 |
| 5787754 | Tool for compression of motor/generator windings A tool having a pair of opposed jaws with compression surfaces that are movable in a direction essentially perpendicular to the planes of the compression surfaces can be used to apply evenly distributed compressive force to opposed faces of a flat object.... | 08/04/1998 |
| 5778721 | Tooling machine for reshaping workpieces Machine tools are known, for forming workpieces, such as sheet metal, with tooling made of two tool halves arranged on opposite sides of the workpiece to be formed. One half of the tooling has at least one pressure element that can move against the workpi... | 07/14/1998 |
| 5467707 | Revolving cam-type press A revolving cam-type press includes a drive shaft supported by a crown and a middle plate, the drive shaft being adapted to be rotated by a drive device; a revolving cam fixedly mounted on the drive shaft; a fluctuating disk provided on an inclined surfac... | 11/21/1995 |
| 5269165 | Apparatus for making coiled springs A process for making coiled springs by intermittently rotating feed rollers with a wire held therebetween to feed the wire through a wire guide into engagement with a bending die at the outlet of the wire guide, thereby coiling the wire is provided, where... | 12/14/1993 |
| 5131250 | Flat die thread roller A flat die thread rolling machine provides a cam drive for the reciprocating slide which operates through a linkage to cause reciprocation of the slide. The cam provides a dwell which holds the reciprocating die stationary before the commencement of the w... | 07/21/1992 |
| 5074142 | Crimping tool having a cam roller brake A cam roller brake for a crimping tool for electrical connectors having a cam actuated toggle mechanism for operating crimping jaws in which the roller brake regulates movement of the cam in precise crimping cycles.... | 12/24/1991 |
| 5048412 | Apparatus for processing semiconductor packages and the like In a press for cutting and bending the leads of semiconductor packages, a series of cams on a common drive shaft operate both the feeding mechanism and the working presses to achieve high speed operation, up to 500 cycles per minute, through accurate timi... | 09/17/1991 |
| 4708009 | Bending device for the production of formed parts consisting of wire or strip sections The apparatus of this invention, for bending wire and metal strip, comprises a stationary working plate, a drive shaft rotatable in bearings spaced along its length and fixed relative to the working plate, and a tool guide unit confined to adjustment rela... | 11/24/1987 |
| 4638731 | Press machine A press machine has a frame; a horizontal input shaft rotatably carried by the frame and rotationally driven by a driving system; a cam means including at least one cam mounted on the input shaft; a cam follower means including a cam follower slide embrac... | 01/27/1987 |
| 4602661 | Apparatus and method for forming and trimming the leads of electrical components The invention includes lead forming and trimming apparatus particularly for transistors with a flat side on the body. Such transistors have a plurality of wire leads extending from the bottom of the body. These wire leads are in an alignment and are fed t... | 07/29/1986 |
| 4425783 | Tube expanding tool A tube expanding tool of a type having a body (1) with a pair of handles (3,26) arranged to move a tapered drift (15) into radially expandable jaws, characterized by a push rod (17) hingedly connected to the drift (15) and engaging a cam face (25) on the ... | 01/17/1984 |
| 4344312 | Forming press with a cam arrangement An adjustable cam arrangement is provided for controlling various work handling elements of a multistage press. Releasable cam disc members are mounted on a camshaft for actuating a respective cam follower associated with a work handling element. The cam ... | 08/17/1982 |
| 4306443 | Crimping apparatus A hollow end of a needle has an end of a suture crimped therein by crimping dies. A cam drives a table downward. The table pulls a spring which in turn pulls a guide and an adjusting screw which urges a block toward the table. One end of an arm is connect... | 12/22/1981 |
| 4229964 | Apparatus for treating leads of electrical components Apparatus for preparing leads of electrical components, such as transistors or the like, having a carrier plate rotatable about a fixed axis of rotation, at least one tool set arranged at the periphery of the carrier plate, said tool set including a stati... | 10/28/1980 |
| 4226111 | Method and apparatus for the surface working and for reworking of workpieces Method and apparatus for the surface working and for reworking, or reshaping, of elongated workpieces. A strike bolt strikes the inner side of the curvature of the workpiece at high frequency to apply a plurality of strikes to the workpiece. Measurement o... | 10/07/1980 |
| 4189933 | Hand operated lockbolt setting tool A pull-type fastener setting tool is provided comprising a pistol-shaped housing having an abutment on a barrel portion for engagement with one part of a fastener and which also includes a hand-grip portion, a pulling device slidable in the housing and en... | 02/26/1980 |
