Global Patent Index - EP 0782902 B1

EP 0782902 B1 20010411 - Grooved piston

Title (en)

Grooved piston

Title (de)

Rillenkolben

Title (fr)

Piston avec gorges

Publication

EP 0782902 B1 20010411 (DE)

Application

EP 96810524 A 19960808

Priority

DE 19548870 A 19951227

Abstract (en)

[origin: EP0782902A1] The explosively driven fastener apparatus comprises a carrier (2) which contains a cartridge receiver (3) and a piston guide (4) relative to it. A drive piston (6) has a cylindrical shaft part (7) and a head section (8) and is driven by gas from a rearward starting position to a forward end position. A catch mechanism (9) is provided for the piston which comprises a ball (11) mounted on a spring ring (10), at its conical inner contour. The shaft part of the piston has circumferential indentations (13) in the end area in which the ball engages.

IPC 1-7

B25C 1/14; B25C 1/18

IPC 8 full level

B25C 1/10 (2006.01); B25C 1/14 (2006.01); B25C 1/18 (2006.01)

CPC (source: EP)

B25C 1/14 (2013.01)

Designated contracting state (EPC)

CH DE FR GB LI SE

DOCDB simple family (publication)

DE 19548870 A1 19970703; DE 59606761 D1 20010517; EP 0782902 A1 19970709; EP 0782902 B1 20010411; JP 3907763 B2 20070418; JP H09183081 A 19970715; KR 100431363 B1 20041120; KR 970033612 A 19970722; TW 320594 B 19971121; US 5950900 A 19990914

DOCDB simple family (application)

DE 19548870 A 19951227; DE 59606761 T 19960808; EP 96810524 A 19960808; JP 34723096 A 19961226; KR 19960042174 A 19960924; TW 85109861 A 19960814; US 78007896 A 19961223