Method for identifying and correcting errors in time measurement

Details Method for identifying and correcting errors in time measurement Method for identifying and correcting errors in time measurement

1993-08-16

1995-01-03

Raevis, Robert

Measuring and testing

Test stand

For engine

32420725, G01M 1500

Patent

active

053775350

ABSTRACT:
A method for identifying and correcting errors in time measurement on rotating shafts, particularly on crankshafts or shafts connected thereto in internal combustion engines, whereby the shafts are provided with marks which are scanned with sensors. The segment times required by the shaft to rotate about a defined angular distance are measured and compared with a reference segment.

REFERENCES:
patent: 4216419 (1980-08-01), Van Dam et al.
patent: 4814704 (1989-03-01), Zerrien, Jr. et al.
patent: 4858158 (1989-08-01), Ishikawa
patent: 5117681 (1992-06-01), Dodsall et al.
patent: 5237862 (1993-08-01), Mangrulkar et al.

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