Land vehicles: wheels and axles – Wheel – Skate wheel
Patent
1997-02-13
1998-09-01
Stormer, Russell D.
Land vehicles: wheels and axles
Wheel
Skate wheel
301118, 280 1122, 403348, B60B 3704
Patent
active
058000224
ABSTRACT:
A quick release fastener having a pin and a retainer, with the pin having a shaft of a diameter A with a head at one end of the shaft, and having a T-shaped tip at the other end of the shaft, the T-shaped tip having a stem in line with the shaft and opposed transverse arms, with the stem of the tip of a diameter B less than the diameter A, and with the distance across the transverse arms greater than the diameter B, and with the stem of a length C, the retainer having a body with an opening for the tip of the pin, the body having an inner end for passing the tip of the pin and an outer end with transverse notches for receiving the arms of the tip, the body having a ramp adjacent each of the notches, with the length D of the body between the inner end and the ramp not greater than the length C.
REFERENCES:
patent: 661255 (1900-11-01), Belfield
patent: 884196 (1908-04-01), McTigue
patent: 2379984 (1945-07-01), Nereaux
patent: 5190301 (1993-03-01), Malewicz
patent: 5441286 (1995-08-01), Pozzobon
patent: 5673925 (1997-10-01), Stewart
Southco Fasteners Handbook 35-1986 edition, two title pages and pp. B-1,B-2,B-4,B-6,B-7,B-8,B-9.
Machine Design Magazine, Sep. 11, 1986 - p. 54.
New Equipment Digest, Jun. 1985-ad for a Dzus fastener.
Machine Design Magazine, Jun. 12, 1986-p. 91.
Machine Design Magazine, Oct. 9, 1986-p. 78, fastener labeled "1/4-Turns Mini Dart".
Machine Design Magazine, Jan. 8, 1987-p. 117, Quick-operating 37F PCB fastener.
Hartwell Corporation
Stormer Russell D.
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