Invention Grant
- Patent Title: Viscous coolant heater with variable coolant pump drive
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Application No.: US13920016Application Date: 2013-06-17
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Publication No.: US09623720B2Publication Date: 2017-04-18
- Inventor: David B. Roth , Olaf E. Weber
- Applicant: BorgWarner Inc.
- Applicant Address: US MI Auburn Hills
- Assignee: BorgWarner Inc.
- Current Assignee: BorgWarner Inc.
- Current Assignee Address: US MI Auburn Hills
- Agency: Harness, Dickey & Pierce, P.L.C.
- Agent John A. Artz PC
- Main IPC: B60H1/22
- IPC: B60H1/22 ; B60H1/03 ; F24J3/00 ; B60H1/00 ; B60H1/04 ; F02N99/00 ; B60H1/14

Abstract:
A vehicle heating system having a first viscous clutch and a pump and viscous clutch mechanism. The first viscous clutch has a first clutch input member. The pump and viscous clutch mechanism has a pump and a second viscous clutch. The pump includes a pump input member, while the second viscous clutch includes a second clutch input member. One of the pump input member and the second clutch input member is drivingly coupled to a portion of the first viscous clutch.
Public/Granted literature
- US20130270352A1 VISCOUS COOLANT HEATER WITH VARIABLE COOLANT PUMP DRIVE Public/Granted day:2013-10-17
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