Plate block key ring

Details Plate block key ring Plate block key ring

1991-08-27

1992-10-13

Luebke, Renee S.

Locks

Parts, attachments, accessories and adjuncts

For key-operated mechanism

206 375, 70459, A44B 1500

Patent

active

051540738

ABSTRACT:
The present invention relates to a plate block key ring, wherein several plate blocks are combined with a swivel shaft, so as to be enable the blocks to rotate. These plate blocks have peripheral rails to form key ring outlets that allow keys to be readily attached to and detached from the ring. A locating spring device is disposed between the plate blocks which can define certain positions of the plate blocks after they rotate to relative angular positions.

REFERENCES:
patent: 3257696 (1966-06-01), Miller et al.
patent: 3608343 (1971-09-01), Kimel
patent: 4193278 (1980-03-01), Martinez
patent: 4584858 (1986-04-01), Wolter
patent: 4592219 (1986-06-01), Richter
patent: 4821543 (1989-04-01), Scungio
patent: 5050414 (1991-09-01), Huang

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