EP 0090131 B1 19870311 - PLASTIC CAP FOR FASTENER ELEMENTS USED IN HABERDASHERY, SUCH AS SNAP FASTENERS
Title (en)
PLASTIC CAP FOR FASTENER ELEMENTS USED IN HABERDASHERY, SUCH AS SNAP FASTENERS
Publication
Application
Priority
DE 3211453 A 19820327
Abstract (en)
[origin: EP0090131A2] 1. A plastic cap (10) on the end flange (35) of a holding piece (11), such as a rivet, a pricking nail, a serrated ring, a sow-on eyelet, or the like, for notions, such as snap-fastener parts, reinforcing rivets, trouser hooks, buttons, ornamental parts or the like, wherein the cap (10) is provided at its bottom surface with a central recess (20) having undercut inner side walls (31), in which the conical end flange (35) is fixed by flattening of its taper, characterized in that the cap (10) has at its bottom side (16) a honeycomb structure (17) of a universally substantially uniform wall thickness (19), in which the recess (20) is included as a central honeycomb enclosed by an annular wall (21), the annular wall (21) on its inner side wall (31) carries axial ribs (30) reducing the inside width (32) of the recess, into which the flattened end flange (35) bites with its circumferential edge (39), and the plastic of the annular wall (21) in its summit area (41) is squeezed over the rim surface of the end flange (35).
IPC 1-7
IPC 8 full level
A44B 17/00 (2006.01)
CPC (source: EP)
A44B 17/0082 (2013.01)
Designated contracting state (EPC)
DE FR GB IT SE
DOCDB simple family (publication)
EP 0090131 A2 19831005; EP 0090131 A3 19840815; EP 0090131 B1 19870311; DE 3211453 A1 19830929; DE 3370128 D1 19870416
DOCDB simple family (application)
EP 83100428 A 19830119; DE 3211453 A 19820327; DE 3370128 T 19830119