Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element with nut – washer – securing means or cap – Metallic resilient securing means
Patent
1989-06-09
1990-04-03
Wilson, Neill R.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Headed fastener element with nut, washer, securing means or cap
Metallic resilient securing means
411348, 411522, 24573, 403328, 301120, F16B 2118, B60B 2702, B60B 2706
Patent
active
049136100
ABSTRACT:
A retainer device is disclosed wherein two retainer plates engage from opposed sides an annular groove formed in an end section of a spindle on which a wheel, specifically a roller skate wheel, is mounted in a freely rotatable manner.
REFERENCES:
patent: 2009371 (1935-07-01), Junge
patent: 2521391 (1950-09-01), Meents
patent: 2901804 (1959-09-01), Williams
patent: 3117484 (1964-01-01), Myers
patent: 4610058 (1986-09-01), Stemmildt et al.
Icaro Olivieri & C. S.p.A. Minuterie Metalliche
Wilson Neill R.
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