Featured patents

Harmonic Engine
US 08807012 B1, Aug. 19, 2014, Axially seating valves, Charles L. Bennett et al. / Lawrence Livermore National Security, LLC (Livermore, US)
An engine comprising:…

Hydraulic Load Control Valve Device
US 08800426 B2, Aug. 12, 2014, Contracting chamber exhaust valve controlled by expanding chamber pressure or flow, Bo Andersson / Nordhydraulic AB (Kramfors, SE)
A hydraulic load control valve device, comprising:…

Co-Axial Crankless Engine
US 08863643 B2, Oct. 21, 2014, Cylinders contain plural oppositely movable pistons, Darren Powell
A co-axial crankless engine having:…

Brake Installation With Master Cylinder and Brake Booster but No Push Rod
US 08776665 B2, July 15, 2014, Rubber block reaction means, Francois Gaffe et al. / Robert Bosch GmbH (Stuttgart, DE)
A brake system with a master cylinder associated with a brake booster comprising…

Energy Conversion Devices and Systems Including the Same
US 08689673 B2, April 8, 2014, Timing control by relative adjustment of plural movable fluid control elements, Andrew C. Berkun
An energy conversion device, comprising:…

Hydraulic Control System
US 08671824 B2, March 18, 2014, Expanding chamber inlet controlled by contracting chamber pressure or flow, Wolfgang Kauss et al. / Robert Bosch GmbH (Stuttgart, DE)
A hydraulic control system for supplying pressure fluid to at least one consumer…

Variable Output Hydraulic Actuator System
US 08667886 B2, March 11, 2014, Means to simultaneously open working chambers to inlet or exhaust, Scott Svend Hendron et al. / Deere and Company (Moline, US)
A vehicle comprising:…

Apparatus, a Control Circuit and a Method for Producing Pressure and Volume Flow
US 08635939 B2, Jan. 28, 2014, Three or more cylinders arranged in parallel, radial or conical relationship with rotary transmission axis, Matti Vilenius et al. / Robert Bosch GmbH (Stuttgart, DE)
An apparatus comprising:…

Active Implement Down Force System With Automatic Latching of Tractor Power Beyond Pressure
US 08573111 B2, Nov. 5, 2013, Between working chamber and inlet and exhaust valve, William Douglas Graham et al. / Deere & Company (Moline, US)
An improvement in an active hydraulic down pressure system for an agricultural…

Brake Servo
US 08561520 B2, Oct. 22, 2013, Plural input signal means for single motor valve (453), Volker Ickler et al. / Continental Teves AG & Co. oHG (Frankfurt, DE)
A brake servo for motor vehicles comprising:…

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