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Class 72/3 - Responsive to condition of work or product


Subclass of Class 72 - Metal deforming
Definition: Subject matter wherein the halting of instrumentality operation
No. of patents: 22
Last issue date: 02/09/2010


NumberTitleIssue Date
7658089Automated monitoring for clinching joints
A system and method for monitoring clinched joints senses lateral displacement of die segments during formation of a joint, which depends on joint button diameter. The system determines whether a joint is acceptable by correlating acceptable button diameter with acc...
02/09/2010
7439512Method and apparatus for detecting unsafe conditions
A device can be made operable to distinguish between materials impinging on a predefined area based at least in part on differentials within sets of data indicative of measurable characteristics of the materials impinging on the defined area. Such a device can trigg...
10/21/2008
7249485Substrate processing apparatus
Substrate processing apparatus for processing holes accurately positioned in an long film, comprising: work supporting devices for supporting the work; clamping devices for clamping the work onto the work supporting devices; first movement devices for moving the wor...
07/31/2007
7114436Safety interlock and retraction mechanism for clinching, crimping, and punching presses
A safety interlock and retraction mechanism for all types of presses comprising a sensing or activating valve which does not apply full force to a press ram until the ram displaces to the expected work material thickness and a pneumatically operated retraction mecha...
10/03/2006
7047788Precision control of airfoil thickness in hot forging
A method for providing improved thickness control of a workpiece formed by impact forming. An impact forming device includes an upper die and a lower die that is configured and disposed for receiving the heated workpiece. The upper die is operatively connected to a ...
05/23/2006
7036806Press tool comprising a spindle for moulding coupling elements
An electrically driven press tool that is compact, reliable and cost-effective. There is a press tool in which a crimping tool is retained in a recess by a bolt. An electromotor drives a spindle, which interacts with the crimping tool, by a reducing gear. The spindl...
05/02/2006
6510719Pressing tool and pressing process for extruding press fittings
A pressing tool (13) includes a fluid pump (4), a cylinder element (5) arranged connecting with this and a piston which can be slid forward in the cylinder element (5) by pressure fluid of the fluid pump (4) and reset by a return spring (20a). A piston ro...
01/28/2003
6460387Punch press
A punch press includes: a press main body; an upper turret member having a workpiece detecting plate; a lower turret member; a striker; striker ascending/descending means; a carriage with a clamper for holding a workpiece in order to position the workpiec...
10/08/2002
6411863Auxiliary control system for use with programmable logic controller in a press machine
An auxiliary control system is operatively associated with a press machine controller including a programmable logic controller having a main processor. The auxiliary control system includes a sensor assembly arranged to provide sensor information which i...
06/25/2002
6073471Electrical wire-crimping device
A wire-crimping device detects if an electrical terminal is stuck to a crimper after crimping, thereby effectively eliminating deformed terminals. Electrical wire-crimping device (1) has a ram (42) slidably mounted to a housing (4). A reflection light sen...
06/13/2000
6035775Pressing device having a control device adapted to control the pressing device in accordance with a servocontrol system of the control device
A pressing device 1 for joining workpieces 44, 45 has a pressing tool 3 and a motorized drive 5 for actuation of the pressing tool 3 over a pressing distance, as well as a control device 26 which has a drive control device 62 with an output control device...
03/14/2000
5586041Method and system for real-time statistical process monitoring
Method and system for monitoring the operation of a machine having a traversing tool or die member, based on a plurality of features extracted from a process signature. The method includes defining the plurality of features, each feature representing a pa...
12/17/1996
5582051Automatic flaw-cutting method and apparatus for wire-shaped metal
This flaw-removal device prevents overlooking of flaws in the automatic flaw-cutting process by rectifying the twist of a wire-shaped metal drawn from a cannon-shaped wire supply stand, further promoting efficiency in removing remaining flaws by applying ...
12/10/1996
5423199Method and apparatus for monitoring stamping press process
Method of and system for monitoring the operation of a stamping press including a punch and a die for forming parts from a blank based on processed punch tonnages measurements at predetermined locations in the working stroke. The method includes selecting...
06/13/1995
5311759Method and system for real-time statistical process monitoring
Method and system for monitoring the operation of a stamping press preferably for forming automobile parts, such as fenders and quarter panels, based on a plurality of features extracted from a press signature. The method includes defining the plurality o...
05/17/1994
5244067Wire runout and splice detector for lead-making machines
A detector on a wire lead machine includes a pair of contacts biased into a normally closed position. The wire is fed between the contacts, keeping the contacts open, and the insulation on the wire prevents electrical conductivity between the contacts. If...
09/14/1993
5193378Device for bending rod-like material to form concrete reinforcements
Apparatus for bending rod-shaped material to form concrete-reinforcement elements, having a frame (3) for supporting a material feed device (4) and having a bearer for bending members, which bearer is mounted on the frame so as to be rotatable about the a...
03/16/1993
4914602Method for detecting the molding defectiveness of a press-molded workpiece and a terminal press-bonding apparatus utilizing the same
A method of press-molding defectiveness detection adapted for the detection of the press-bonding defectiveness of a terminal which is attached to the end of a covered wire so that a wire barrel and an insulation barrel of the terminal are press-bonded to ...
04/03/1990
4811590Roll die assembly with misalignment damage protection
A die assembly (12) has a die (14) with a nose (16) positioned to project into the hollow end (106) of an insert (102) being installed in a panel workpiece (100). A pilot pin (32) projects outwardly form the center of the nose (16) and into the insert (10...
03/14/1989
4333329Cross transport press
Apparatus for periodically sensing and cooling the end face of one or more rams of an automatic cross transport press. In a cross transport press, on the press frame (1) there is mounted a sensing rocker (9) which executes a periodical rocking movement ab...
06/08/1982
4308734Workpiece detection device for cyclical machines
A detection device for positively sensing the ejection of a workpiece from a cyclically operating machine after each operating cycle assuring that no malfunction has occurred, enabling initiation of the next cycle. The device includes a chute having a piv...
01/05/1982
4202191Fault detector
A cold forging machine comprises a fixed die 11 and a movable punch tool 13 reciprocable towards and away from the fixed die to act on a workpiece therein. The tool comprises a tubular punch 34 and extrusion pin 33 movable through the punch to form a bore...
05/13/1980
 
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