1
William E Bennett, Stephen J Boies, Anthony R Davies, Karl Friedrich Etzold, Todd K Rodgers: Optical stylus and passive digitizing tablet data input system. International Business Machines Corporation, Roy R Schlemmer, September 24, 1991: US05051736 (912 worldwide citation)

A stylus and table X-Y data input system for a video display system. The pen includes an optical styling having a suitable pickup mechanism and the tablet is passive in nature and provides direct digitized data readout. Absolute positional information is encoded in binary form in the tablet in such ...


2
Anthony R Davies: Diaphragm pumps. VFP Fluid Power, Wood Dalton Phillips Mason & Rowe, September 10, 1985: US04540346 (6 worldwide citation)

A diaphragm pump is disclosed which includes flow channels (12;12a) within pressure chambers (9;9a), at least one of the walls defining the flow channels being in the form of a diaphragm wall (16,17; 16a,17a). A driven piston (A;B) displaces a liquid within the pressure chambers (9;9a) to cause cycl ...


3
Anthony R Davies, Stephen J Downward, Michael J Wallace: Hydraulic systems. Smiths Industries Public Company, Pollock Vande Sande & Priddy, December 17, 1996: US05584224 (6 worldwide citation)

An hydraulic lift system has an actuator connected to an hydraulic circuit, having a pump, via a supply line. A balanced seated valve is connected between the supply line and a reservoir, the valve being controlled by a solenoid and an electric drive unit. The drive unit supplies a gradually increas ...


4
Anthony R Davies, Steven J Downward, David Chilvers: Valve assemblies and means. Smiths Industries public company, Pollock Vande Sande & Priddy, November 19, 1991: US05065784 (1 worldwide citation)

An hydraulic valve assembly controls the supply of hydraulic fluid to an hydraulic strut of a vehicle suspension and is formed in a valve block having an hydraulic delivery line between a pump delivery port and the strut via a check valve which allows flow in one direction only from the pump to the ...


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Anthony R Davies: Actuator arrangements. General Signal, ge jing li xiaoshu, April 7, 2004: CN01822408

An actuator arrangement for moving first and second members (3, 4), the two members (3, 4) being interconnected with one another by a linkage (5) extending between them. The arrangement comprises first and second actuator means (6, 7) arranged to bear against respective movable members (3, 4) such t ...