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HYDRAULIK RING GMBH

Overview
  • Total Patents
    535
About

HYDRAULIK RING GMBH has a total of 535 patent applications. Its first patent ever was published in 1987. It filed its patents most often in Germany, United States and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machines are JESEL INC, FRITZ TOLKIEN and HOPPE JENS.

Patent filings per year

Chart showing HYDRAULIK RING GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Trzmiel Alfred 88
#2 Knecht Andreas 85
#3 Meyer Roland 69
#4 Maisch Dieter 60
#5 Tischer Dieter 59
#6 Niethammer Bernd 56
#7 Cornea Marius 41
#8 Zapf Friedrich 36
#9 Wild Andreas 31
#10 Klotz Stefan 30

Latest patents

Publication Filing date Title
DE102011053053A1 Fluid conduit for use in selective catalytic reduction exhaust gas purification system of diesel engine vehicle, comprises outer protective shell and elastomeric inner tube, which is arranged in interior volume of outer protective shell
DE102011051775A1 Hydraulic reservoir charging device for dual-clutch transmission of an automated transmission system of vehicle, has control valve with pressure connector, which is connected with pressure accumulator of hydraulic pump
DE102011051656A1 Slew motor adjuster for internal combustion engine, has rotor rotatably connected with camshaft, where rotor is pivotable in opposite set pivot direction against stator and hydraulic piston that is displaceable within guide bore
DE102011002150A1 cartridge valve
DE102011001126A1 Internal combustion engine has two camshafts, where one cam shaft is associated with intake valves of two cylinders standing in Vee-Row arrangement or VR arrangement to each other
DE102011000822A1 Housing with a Schwenkmotorversteller
DE102011000522A1 Swivel motor adjuster for combustion engine, has sleeve arranged inside valve housing and displaced against spring force of spring relative to inner part that is rigidly supported at valve housing
DE102010061521A1 Pivoted motor adjusting device has central valve and separate central screw, where head of central screw clamps clamping part axially against camshaft
DE102010038198A1 Oscillating motor adjuster has rotor, which is connected with coaxially aligned spigot, which is rotatably arranged in oil transferring hole, where spigot has central recess, through which central screw is inserted
DE102010045358A1 Schwenkmotornockenwellenversteller with a hydraulic valve
DE102010044637A1 Oscillating motor cam shaft adjuster has housing with hollow piston displaceable axially within housing, where borehole leads to recess that is exclusively assigned in hollow piston
DE102010033296A1 Camshaft adjuster, especially with camshaft
DE102010025078A1 Device for ventilating hydraulic passage leading from pressure source to actuator of dual clutch transmission of motor car, has vent valve comprising spring for applying force to valve member such that fluid is pushed against valve seat
DE102010023863A1 Assembled camshaft for camshaft drive system for actuating charge-cycle valve of internal combustion engine, has piston supported opposite to camshaft insert and directly mounted within pipe for pivoting rotor against stator
DE102010023667A1 Slide valve for use in proportional pressure reducing valve, has socket whose cylindrical surface is firmly inserted into wall around part of length of borehole, where inner borehole of wall forms stage of small diameter
DE102010013777A1 Central valve for oscillating motor adjuster, has hollow piston that is guided within connector which has radial oil supply connection and two radial working connections
DE102010012651A1 Exhaust gas after-treatment device for diesel engine of heavy commercial vehicle, has adjusting screw for adjusting spring force, where screw is screwed into internal thread made of thermoplastic and is material-fitly connected with thread
DE102010011567A1 Arrangement with a storage charging valve
DE102010010205A1 Belt-driven oscillating motor camshaft adjusting device has sealing cover, stator, synchronous belt pulley and camshaft-sided stator cover that is formed with synchronous belt pulley
DE102010007463A1 cartridge valve