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Class Information
Number: 137/624.17
Name: Fluid handling > Systems > Programmer or timer > Repeating cycle > Variable > Adjustable cam
Description: Subject matter in which the change is brought about by shifting the position of a cam element with respect to another portion of the device.

Patents under this class:

Patent Number Title Of Patent Date Issued
7117887 Quick fill device Oct. 10, 2006
6581232 Pool cleaning apparatus Jun. 24, 2003
5301638 Actuating arrangement for a lift valve Apr. 12, 1994
4790344 Fluid flow regulator Dec. 13, 1988
4621621 Vacuum valve system Nov. 11, 1986
4212163 Heat engine Jul. 15, 1980
4163438 Rotary valve timing apparatus Aug. 7, 1979
4076471 Rotary engine with separable abutment and adjustable valve cam Feb. 28, 1978

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