FR2439634B1 - - Google Patents

Info

Publication number
FR2439634B1
FR2439634B1 FR7830142A FR7830142A FR2439634B1 FR 2439634 B1 FR2439634 B1 FR 2439634B1 FR 7830142 A FR7830142 A FR 7830142A FR 7830142 A FR7830142 A FR 7830142A FR 2439634 B1 FR2439634 B1 FR 2439634B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7830142A
Other versions
FR2439634A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Priority to FR7830142A priority Critical patent/FR2439634B1/fr
Publication of FR2439634A1 publication Critical patent/FR2439634A1/fr
Application granted granted Critical
Publication of FR2439634B1 publication Critical patent/FR2439634B1/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/025Fault detection, e.g. misfeed detection
FR7830142A 1978-10-24 1978-10-24 Expired FR2439634B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7830142A FR2439634B1 (fr) 1978-10-24 1978-10-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7830142A FR2439634B1 (fr) 1978-10-24 1978-10-24

Publications (2)

Publication Number Publication Date
FR2439634A1 FR2439634A1 (fr) 1980-05-23
FR2439634B1 true FR2439634B1 (fr) 1983-02-11

Family

ID=9214073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830142A Expired FR2439634B1 (fr) 1978-10-24 1978-10-24

Country Status (1)

Country Link
FR (1) FR2439634B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH689975A5 (fr) * 1994-05-24 2000-02-29 Bobst Sa Dispositif de sécurité dans une presse à platine de traitement d'éléments en plaque.
FR2916536B1 (fr) * 2007-05-24 2009-08-14 Maprotec Sa Repartiteur pour des capteurs detecteurs de proximite.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2681026A (en) * 1951-05-17 1954-06-15 Raymond J Zajic Automatic punch press stopping mechanism
US2821251A (en) * 1954-11-10 1958-01-28 Western Electric Co Safety device for checking the correct position of stock in a punch and die
US3030616A (en) * 1959-01-15 1962-04-17 Locke Steel Chain Co Circuit failure indicator
US3109527A (en) * 1961-02-20 1963-11-05 Clark Metal Products Inc Workpiece-operated machine control
FR1363583A (fr) * 1963-06-28 1964-06-12 Beteiligungs & Patentverw Gmbh Dispositif pour l'élimination de tôles doubles ferromagnétiques
US3786976A (en) * 1972-06-21 1974-01-22 P Murphy Sensor system for automatic tooling
US3979980A (en) * 1975-03-10 1976-09-14 The Sherwin-Williams Company Apparatus and process for protecting machinery

Also Published As

Publication number Publication date
FR2439634A1 (fr) 1980-05-23

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Legal Events

Date Code Title Description
ST Notification of lapse