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Class Information
Number: 417/222.1
Name: Pumps > Condition responsive control of drive transmission or pump displacement > Adjustable cam or linkage > Axial cam
Description: Apparatus in which the adjustable element is a cam which forms part of a rotary drive means and the camming face of the cam extends transversely of the axis of rotation of the rotary drive means so that the cam follower moves parallel to such axis.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7530797 |
Variable displacement compressor |
May. 12, 2009 |
| 7367783 |
Rotating fluid machine |
May. 6, 2008 |
| 7364408 |
Crank case shut off valve |
Apr. 29, 2008 |
| 7364409 |
Piston assembly for rotary hydraulic machines |
Apr. 29, 2008 |
| 7320576 |
Clutchless variable displacement refrigerant compressor with mechanism for reducing displacement work at increased driven speed during non-operation of refrigerating system including the compr |
Jan. 22, 2008 |
| 7232293 |
Manual hydraulic pump |
Jun. 19, 2007 |
| 7207784 |
Hybrid compressor and control device |
Apr. 24, 2007 |
| 7172394 |
Saddle bearing liner for axial piston pump |
Feb. 6, 2007 |
| 7172393 |
Multi-cylinder compressors and methods for designing such compressors |
Feb. 6, 2007 |
| 7162948 |
Variable stroke assembly balancing |
Jan. 16, 2007 |
| 7144227 |
Reciprocating-piston machine with a driver |
Dec. 5, 2006 |
| 7114432 |
Torque limiting device for hydraulic piston pump |
Oct. 3, 2006 |
| 7048515 |
Hydraulic drive system and method using a fuel injection control unit |
May. 23, 2006 |
| 7033149 |
Medium pump adapted for ease of disassembly and assembly |
Apr. 25, 2006 |
| 7004729 |
Compressor with pot-shaped housing and housing sealing cover |
Feb. 28, 2006 |
| 6991435 |
Variable displacement compressors which estimate an inclination angle of a plate of the compressor |
Jan. 31, 2006 |
| 6957950 |
Compressor with compact screw connected housing and adjustable mounting means |
Oct. 25, 2005 |
| 6957604 |
Axial-piston drive system with a continuously adjustable piston stroke |
Oct. 25, 2005 |
| 6926501 |
Two-piece swashplate pump housing |
Aug. 9, 2005 |
| 6913447 |
Metering pump with varying piston cylinders, and with independently adjustable piston strokes |
Jul. 5, 2005 |
| 6866484 |
Multi-cylinder high-pressure plunger pump |
Mar. 15, 2005 |
| 6863505 |
Wind driven high pressure water pump |
Mar. 8, 2005 |
| 6863503 |
Variable capacity compressor |
Mar. 8, 2005 |
| 6848888 |
Sensor for a variable displacement pump |
Feb. 1, 2005 |
| 6846165 |
Hydrostatic machine |
Jan. 25, 2005 |
| 6823768 |
Nitrided surface layer on a swash plate boss |
Nov. 30, 2004 |
| 6799952 |
Pneumatically operated compressor capacity control valve with discharge pressure sensor |
Oct. 5, 2004 |
| 6796774 |
Axial piston engine |
Sep. 28, 2004 |
| 6793463 |
Tandem pump and interface for same |
Sep. 21, 2004 |
| 6786704 |
Compressor with single shaft support |
Sep. 7, 2004 |
| 6786202 |
Hydraulic pump circuit |
Sep. 7, 2004 |
| 6736605 |
Tandem pump unit |
May. 18, 2004 |
| 6729853 |
Displacement control device for variable displacement compressor |
May. 4, 2004 |
| 6715997 |
Housing for a rotary hydraulic unit with a servo piston |
Apr. 6, 2004 |
| 6705181 |
Torque transmission apparatus |
Mar. 16, 2004 |
| 6705841 |
Variable displacement compressor with stepped shaft |
Mar. 16, 2004 |
| 6682312 |
Tandem pump and interface for same |
Jan. 27, 2004 |
| 6663354 |
Hydrostatic axial piston machine with a control port, a cradle supported swashplate and a swashplate actuating piston |
Dec. 16, 2003 |
| 6659733 |
Variable displacement compressor |
Dec. 9, 2003 |
| 6640687 |
Control system for hydrostatic pump |
Nov. 4, 2003 |
| 6632074 |
Pressure setting means for a multistage type piston compressor |
Oct. 14, 2003 |
| 6629823 |
Compressors |
Oct. 7, 2003 |
| 6623247 |
Method and apparatus for controlling a variable displacement hydraulic pump |
Sep. 23, 2003 |
| 6595886 |
Hydrostatic axial piston machine with a swashplate construction |
Jul. 22, 2003 |
| 6572342 |
Variable capacity compressor and method of manufacturing |
Jun. 3, 2003 |
| 6547531 |
Variable-displacement axial piston pump |
Apr. 15, 2003 |
| 6540488 |
Slant plate-type variable displacement compressors with capacity control mechanisms |
Apr. 1, 2003 |
| 6517322 |
Hydrostatic variable displacement pump having a compact housing to facilitate swash plate installation |
Feb. 11, 2003 |
| 6517321 |
Variable displacement compressor |
Feb. 11, 2003 |
| 6514048 |
External control variable displacement compressor |
Feb. 4, 2003 |
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