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US 12,768,417 B2Granted
Drum brake assembly and wear sensor device
AssigneeArvinMeritor Technology, LLC
InventorPrathap Babu
Life of this patent
Estimating the term…
Abstract
A drum brake assembly comprising first and second brake pad assemblies and a wear sensor device. The wear sensor device comprises a sleeve, a plunger, and a sensor. The sleeve is coupled to the first brake pad assembly. The plunger is coupled to the second brake pad assembly. The sensor provides a signal indicative of a position of the plunger with respect to the sleeve.
Claims20
A drum brake assembly comprising:
- first and second brake pad assemblies;
- and
- a wear sensor device that comprises:
- a plunger that is coupled to the first brake pad assembly;
- a sleeve that is coupled to the second brake pad assembly, wherein the plunger is moveable with respect to the sleeve;
- and
- a sensor that provides a signal indicative of a position of the plunger with respect to the sleeve,
- wherein the plunger moves with respect to the sleeve in response to the first and second brake pad assemblies moving away from each other.
5 more elements
A drum brake assembly comprising:
- first and second brake pad assemblies;
- and
- a wear sensor device that comprises:
- a sleeve that is coupled to the second brake pad assembly, wherein a plunger is moveable with respect to the sleeve;
- the plunger that is coupled to the first brake pad assembly, the plunger provided with a body, a first arm, and a second arm, the first and second arms extending from the body and configured to engage the sleeve;
- and
- a sensor that provides a signal indicative of a position of the plunger with respect to the sleeve.
4 more elements
Dependencies are inferred from the claim text.