Patent · US Expired

Wheels-on brake drum gage

US6216357A · kind A · utility

7Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 18, 1999
Grant dateApr 17, 2001
Priority date
Expiry dateFeb 18, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01B5/0028
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A brake drum gage is described for measuring the inside diameter of a brake drum of a vehicle with the wheel mounted on the vehicle in the presence of an axle tube and other undercarriage components or parts. The brake drum gage includes an elongate generally flat bar having proximate and remote ends and defines an elongate axis in a reference plane. A fixed element is fixedly mounted at the proximate end of the bar and a movable element is movably mounted on the bar for movements along the bar between the proximate and remote ends for adjusting the spacing between these elements. Each element includes a generally V-shaped arm that includes an upright portion generally parallel to the reference plane and an angled portion inclined in relation to an associated upright portion. A fixed anvil is provided on the angled portion of the fixed element and has a tip extending beyond the fixed element in a direction of the remote end of the bar and the movable anvil is provided on the angled portion of the movable element and has a tip extending beyond the movable element in a direction of the proximate end of the bar. An indicator in the form of an electronic digital module is provided for …

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.