Geometrical instruments – Area integrators – Electrical
Patent
1977-07-25
1978-12-19
Aegerter, Richard E.
Geometrical instruments
Area integrators
Electrical
33180AT, G01B 508
Patent
active
041299507
ABSTRACT:
This wheel gauge is for use in obtaining primary measurement data of an unidentified automobile wheel and includes a hub opening indicator, a bolt circle diameter indicator and a rim diameter indicator. The gauge includes a base plate and the hub opening indicator is provided by stepped elements mounted to the base plate and selectively insertable into the hub opening; the bolt circle indicator is provided by a sliding element mounted to the base plate and having a transverse plunger receivable into the bolt openings, and the rim indicator is provided by a movable element mounted to the base plate and movable into engagement with the wheel rim.
A modified device includes a plurality of components each having a base including a reduced portion providing a hub opening indicator and an offset portion providing a bolt circle indicator said portions being insertable into the hub and bolt openings respectively. A separate movable portion is slidingly mountable to each base portion and movable into engagement with the wheel rim to provide a wheel rim indicator.
REFERENCES:
patent: 1786638 (1930-12-01), Wadell
patent: 1898136 (1933-02-01), Miller et al.
patent: 3422541 (1969-01-01), Ott
Fischer Allen
Weinhaus Theodore
Aegerter Richard E.
Little Willis
Weinhaus Theodore
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