Winding mandrel especially for a safety strap

Details Winding mandrel especially for a safety strap Winding mandrel especially for a safety strap

1986-06-26

1987-09-15

Watkins, Donald

Winding, tensioning, or guiding

Coil holder or support

Spool or core

F16B 2100

Patent

active

046934324

ABSTRACT:
This winding mandrel, especially for a safety strap, comprises a plastic winding body moulded on a metal insert (1) which has a slot (2) for the passage of one end of the strap. The insert (1) consists of a piece which has a cross-section with multiple branches (3b, 3c) arranged symmetrically in relation to the axis of the said mandrel. This piece is composed of two elements (3,4), each comprising a core (3a) and flared wings (3b, 3c), these elements being fastened to one another by means of their cores.

REFERENCES:
patent: 1762516 (1930-06-01), Hlavac
patent: 2964174 (1960-12-01), Litchfield et al.
patent: 3285528 (1966-11-01), Beindorf
patent: 3756523 (1973-09-01), De Young
patent: 4378913 (1983-04-01), Fohl
patent: 4384687 (1983-05-01), Lamoureux
patent: 4413793 (1983-11-01), Komatsubara et al.
patent: 4506843 (1985-03-01), Luhrig

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