Patents for F03C 1 - Reciprocating-piston liquid engines (2,799)
09/1980
09/23/1980US4223593 Hydraulic motor
09/16/1980US4222309 Hydraulic power system
07/1980
07/22/1980US4213298 Self-reversing hydraulic control system and self-reversing pump incorporating such system
07/22/1980CA1081972A1 Pressure fluid operated power plant
07/01/1980US4210066 Power drive unit
06/1980
06/17/1980US4207801 Hydraulic oscillatory devices
05/1980
05/13/1980US4202488 Pendulum suspended hydraulically driven basket centrifuges
05/06/1980US4201117 Hydraulic motor
05/01/1980WO1980000867A1 Pumping apparatus for pumping liquids such as slurrys
04/1980
04/08/1980CA1075080A1 Radial piston type hydraulic pump-motor
03/1980
03/25/1980CA1074182A1 Radial piston pump or motor
03/11/1980US4192219 Hydraulic actuator
03/04/1980US4191094 Power drive unit
02/1980
02/19/1980CA1071946A1 Rock drill
02/05/1980CA1071024A1 Power transmission
01/1980
01/29/1980CA1070577A1 Pulse motor nutrunner
01/22/1980US4184409 Hydraulic engine
01/15/1980US4183286 Driving mechanisms and housings for such mechanisms
01/15/1980CA1069762A1 Thrust rings for swash plate pumps and motors
01/01/1980US4181067 Distributor for hydraulic motors
12/1979
12/04/1979US4176520 Drive system for deep well pump
11/1979
11/13/1979US4174010 Rock drill
11/13/1979CA1066133A1 Pressure fluid rotary machine
10/1979
10/02/1979US4169605 Shaft sealing means for high pressure fluid
09/1979
09/25/1979CA1062988A1 Hydraulically-operated machines
09/18/1979CA1062585A1 Hydraulic oscillatory devices
09/04/1979US4166398 Multi-cylinder machines
08/1979
08/28/1979US4165759 Delivering measured quantities of liquid into a fluid
08/28/1979US4165677 Radial piston hydraulic pump or motor with stabilized pintle shaft
08/14/1979CA1060310A1 Hydraulic vibration exciter and method of cooling thereof
07/1979
07/31/1979US4162614 Pressure fluid operated power plant
07/24/1979US4161989 Reciprocating hydraulic motors
06/1979
06/26/1979CA1057120A1 Versatile fluid motor and pump
06/19/1979CA1056647A1 Control system for axial piston fluid energy translating device
06/12/1979CA1056263A1 Variable delivery hydraulic equipment
05/1979
05/29/1979CA1055311A1 Rotary machine
05/22/1979CA1054854A1 Bent axis pumps and motors
05/08/1979CA1053971A1 Motorized reduction drive
05/01/1979CA1053508A1 Vanes for fluid power converter
05/01/1979CA1053507A1 Radial piston pump or motor with unrestricted inlet means
04/1979
04/24/1979CA1053078A1 Radial piston fluid translating device
04/03/1979US4147092 Self-filling fluid device
03/1979
03/27/1979US4146020 Power handle for hydraulic toothbrush-spray appliance
03/27/1979CA1051314A1 Drive controlling mechanism
03/20/1979US4144798 Fluid pressure unit with hydrostatic torque transmission by roller pistons
03/06/1979US4142452 Axial-piston machine with inclinable control surface
03/06/1979US4142450 Axial piston rotary hydraulic machines
03/06/1979US4142447 Hydraulic actuator
02/1979
02/13/1979US4138845 Reciprocating motors
02/13/1979CA1048372A1 Device for damping the recoil of a work tool connected to a percussion tool
02/06/1979CA1047883A1 Hydraulically driven striking device
01/1979
01/30/1979CA1047366A1 Paint pump for airless spray guns
01/30/1979CA1047313A1 Rotary fluid motor
01/30/1979CA1047312A1 Radial piston type hydraulic pump-motor
01/02/1979US4132154 Radial piston type hydraulic pump-motor
12/1978
12/12/1978US4129064 Fluid operated stepping motor
12/12/1978US4129063 Bent axis pumps and motors
12/05/1978US4128048 Radial piston type hydraulic pump-motor
11/1978
11/28/1978US4127057 Reciprocating fluid stroke motors with automatic control
11/21/1978CA1042760A1 Rotary and percussive devices
11/21/1978CA1042718A1 Hydraulic motor or pump
10/1978
10/24/1978US4121499 Switching mechanism
10/17/1978CA1040510A1 Hydraulic motor brake
10/10/1978CA1039985A1 Controlled torque air motor
10/03/1978US4118154 Hydraulically actuated pump assembly
10/03/1978US4117768 Hydraulic rotary devices
09/1978
09/19/1978US4114737 Drive controlling mechanism
09/19/1978US4114375 Pump jack device
09/19/1978CA1038836A1 Floating chamber machine
09/19/1978CA1038725A1 Hydraulic percussion device
09/05/1978US4111607 Linear hydraulic motor
09/05/1978US4111103 Thrust rings for swash plate pumps and motors
09/05/1978US4110981 Hydraulic motor with air distributor-operated valves
08/1978
08/29/1978CA1037352A1 Impact tool
08/15/1978US4106354 Reciprocating engines, pumps or compressors
08/08/1978US4105085 Tractors and other vehicles
08/01/1978US4103746 Rotary and percussive devices
07/1978
07/25/1978US4102614 Machines for generating motion
07/25/1978US4102607 Fluid energy translating device
07/18/1978US4100977 Drop hammers
06/1978
06/27/1978US4096784 Hydraulic power system
06/13/1978US4094365 Electrohydraulically operated portable power tool
05/1978
05/16/1978US4089165 Water pressure-powered pile driving hammer
05/16/1978CA1031216A1 Hydraulic rotating machine
05/02/1978US4086845 Variable delivery hydraulic equipment
04/1978
04/25/1978US4086039 Orbital machine with cooperating lobe and recess guide means
04/18/1978US4084487 Pulse motor in a nut runner
04/18/1978US4084486 Hydraulically driven striking device
04/18/1978US4084485 Driving mechanisms and housings for such mechanisms
04/04/1978US4082480 Fluid pressure device and improved Geroler® for use therein
04/04/1978US4082032 Control of hydraulically powered equipment
03/1978
03/14/1978US4078526 Rotary piston engine
03/07/1978US4077305 Hydraulic piston motor
03/07/1978US4077303 Apparatus for generating an impact force
02/1978
02/28/1978US4076465 Volumetric proportioning diluter
02/21/1978US4074615 Orbiting motor gear drive
02/14/1978US4073350 Device for damping the recoil of a work tool connected to a percussion tool
02/07/1978US4072451 Power transmission
01/1978
01/31/1978US4070950 Hydraulic apparatus including rotary valve
01/31/1978US4070949 Hydraulic striking apparatus
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