Adaptor for screwheads and the like

Details Adaptor for screwheads and the like Adaptor for screwheads and the like

1987-09-21

1989-12-05

Ball, Michael W.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Threaded fastener locked to a discreet structure

Nut, and means to engage substructure on its opposite faces...

411432, 411374, 411430, 403287, 152213A, F16B 3704

Patent

active

048849332

ABSTRACT:
In order to be able to use an anti-skid device, particularly for vehicle wheels with pneumatic tires when driven on ice and snow, having a fixing disk, which can be attached to the wheel rim and which remains thereon even when the anti-skid device is not in use, and a supporting disk attachable to the fixing disk by a retaining ring and having a plurality of anti-skid arms engaging over the tire tread without great technical expenditure on a large number of vehicles, whose rims have different hole circles and pitches for the rim screws, the fixing disk with a shaped-on hub carries on its side remote from the supporting disk an adaptor disk, which is connected to the fixing disk by screw connections and which has a plurality of radially directed elongated holes in identical and/or several spacings or pitches.

REFERENCES:
patent: 2443466 (1948-06-01), Lord
patent: 2568788 (1951-09-01), Bossen
patent: 2796907 (1957-06-01), Dumas
patent: 3114528 (1963-12-01), Forest
patent: 4386643 (1983-06-01), Belknap, III et al.
patent: 4576214 (1986-03-01), Preusker
patent: 4618300 (1986-10-01), Goebel

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