The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 05, 1987
Filed:
Feb. 04, 1986
Toyoda Koki Kabushiki Kaisha, Kariya, JP;
Abstract
A cam grinding machine of the type in which a grinding wheel is moved toward and away from a cam shaft rotatably supported on a table, thereby to shape intake and exhaust cams of said cam shaft to predetermined profiles, the cam grinding machine comprising: means for detecting the machined condition of the cams in spark-out grinding; means for setting spark-out ending conditions separately for the intake and exhaust cams; means for judging whether the machined condition in spark-out has reached a level complying with the spark-out ending condition, separately with respect to the intake and exhaust cams; and means for stopping the spark-out when the machined condition comes into compliance with the spark-out ending condition.