Compression stroke indicator

Details Compression stroke indicator Compression stroke indicator

1997-03-20

1998-05-26

Dombroske, George M.

Measuring and testing

Test stand

For engine

73 47, 73115, 73700, 73744, G01M 1500

Patent

active

057568880

ABSTRACT:
A compression stroke indicator including an indication mechanism adapted to signal a user upon the application of pressure thereto. Further provided is an elongated elastomeric hose connected at a first end thereof to the indication mechanism. Also included is at least one hollow hose fittings having a first end connected to a second end of the elastomeric hose. Each hollow hose fitting further has threaded grooves formed in a second end thereof for allowing the screwable coupling of a second end thereof to a spark plug aperture of a combustion engine. Upon a pressure being applied to the hose by the engine, the indication mechanism signals a user.

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patent: 4667510 (1987-05-01), Schroeder
patent: 4870587 (1989-09-01), Kumagai

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