G01L 7 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements

Patents for G01L 7 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements (6,106)
11/1977
11/29/1977	US4059999 Pressure transducers for plastic substances
11/29/1977	US4059995 Level indicators for liquids
11/22/1977	US4059087 Oil pressure detecting apparatus for internal combustion engines
11/22/1977	US4059018 Direct-acting low pressure sensor
11/15/1977	US4058016 Pressure gauge and dual purpose casing construction
11/01/1977	US4056010 Instrument for indicating the depths and durations of decompression stops required during underwater submersions
11/01/1977	US4056009 Diaphragm arrangement for pressure transducers
11/01/1977	US4056008 Transducing methods and transducers
10/1977
10/25/1977	US4055085 Motion amplifier for condition responsive gauge instrument
10/18/1977	US4054059 Pressure gauge
10/18/1977	US4054058 Device for indicating direction of barometric pressure trends
10/18/1977	US4054052 Aircraft instrument with acceleration compensation device
10/11/1977	US4052903 Pressure sensor
10/11/1977	US4052902 Static friction free altimeter
10/11/1977	US4052899 Depthometer for underwater immersion
10/04/1977	US4051730 Condition responsive indicating instrument
10/04/1977	US4051729 Amplifier beam type transducer
10/04/1977	US4051728 Instrument for monitoring physical parameters of temperature and pressure
09/1977
09/27/1977	US4050314 Pressure gauge
09/20/1977	US4048948 Pressure gauge
09/06/1977	US4046010 Pressure transducer with welded tantalum diaphragm
08/1977
08/30/1977	US4044615 Electric sphygmomanometer
08/23/1977	US4043197 Flow rate transducer
08/16/1977	US4041761 Prepackaged guard device sub-assembly for pressure responsive instruments
08/09/1977	US4040298 Gearless pressure or temperature gauge
07/1977
07/19/1977	US4036061 Blood pressure indicator gauge
07/12/1977	US4034612 Multiple purpose instrument housing
06/1977
06/28/1977	US4031847 Pressure ratio reversal indicator
06/21/1977	US4030368 Spring-loaded differential pressure gage
06/21/1977	US4030367 Device for correcting the law of deflection of an aneroid capsule
06/21/1977	US4030366 Pressure transmitter
06/21/1977	US4030365 Differential pressure gauge
06/14/1977	US4029041 Blockage indicator for internal combustion engine air cleaner element
06/14/1977	US4028936 Pressure gauge
05/1977
05/17/1977	US4023416 Gauge means for fluid handling apparatus
05/03/1977	US4020784 Visual indicator for a fluid operated system
05/03/1977	US4020696 High pressure, high temperature transducer
05/03/1977	US4020673 Fuel rod pressurization
04/1977
04/26/1977	US4019387 Temperature compensated liquid level transmitter
04/12/1977	US4016760 Differential flowmeter
04/05/1977	US4015478 Direct-acting pressure sensor
03/1977
03/29/1977	US4014319 Intercranial pressure transducer
03/29/1977	US4014284 Differential pressure indicators
03/29/1977	US4014209 Air filter condition indicating device
03/22/1977	US4012960 Pressure gauge with expansible bellows
03/15/1977	US4011759 Differential pressure gauge
03/15/1977	US4011650 Cold working process
03/08/1977	US4010708 Differential pressure indicator including remote sensing means
03/08/1977	US4010646 Barometric non-linear altitude compensator means
02/1977
02/22/1977	US4008618 Flight instrument
02/08/1977	US4006639 Temperature compensation for liquid filled pressure gauge
02/08/1977	US4006638 Altimeter-encoder
12/1976
12/28/1976	US3999437 Pneumatic indicator
12/28/1976	US3999436 Device for compensating for expansions and the thermo-elastic coefficient of an aneroid capsule
12/28/1976	US3999435 Differential pressure transmitter
12/21/1976	US3998096 Subsurface differential pressure recorder
11/1976
11/30/1976	US3994166 Apparatus for eliminating differential pressure surges
11/23/1976	US3992948 Diver information system
11/09/1976	US3990311 Pressure gauge flushing system
11/09/1976	US3990309 Temperature compensated pressure limited gauge
11/09/1976	US3990306 Temperature compensated depth gauge for scuba diving
10/1976
10/26/1976	US3987821 Gas-filled thermometer
10/19/1976	US3986400 Pressure sensor with range adjustment
10/19/1976	US3986399 Filled-in-fluid and diaphragm type intermediate device for transmitting pressure
10/05/1976	US3983748 Pickup for measuring the maximum pressure in internal combustion engine cylinder
09/1976
09/28/1976	US3982437 Readily zeroed pressure gage of sphygmomanometer
09/21/1976	US3981198 Transducing methods and transducers
09/14/1976	US3980082 Venous pressure indicator
09/14/1976	US3980040 Differential pressure indicator
09/14/1976	US3979960 Compression tester
09/14/1976	US3979959 Appliance for measuring pressure
08/1976
08/31/1976	US3977253 Pool filter pressure gauge
08/31/1976	US3977252 Method and apparatus for controlling liquid pressure in pipelines
08/31/1976	US3977250 Encoding altimeter
08/24/1976	US3975967 Corrosion resistant Bourdon tube
08/24/1976	US3975959 Pressure gauge
08/17/1976	US3974795 Differential pressure indicating device
07/1976
07/27/1976	US3971332 Vehicle parts indicating instrument
07/13/1976	US3968694 Gauge for remotely indicating the pressure of a subterranean formation
06/1976
06/15/1976	US3963891 Choked condition detector for an air-purifying device
06/08/1976	US3961533 Differential fluid-pressure transducer
06/08/1976	US3961520 Apparatus for mechanically exercising bourdon tube gauge
06/01/1976	US3960033 Flowmeter and function generator therefor
05/1976
05/18/1976	US3956939 Rotary-piston measuring device
05/18/1976	US3956938 Pressure sensors utilizing ferromagnetic fluids
05/18/1976	US3956937 Pressure sensing system
04/1976
04/27/1976	US3952691 Fluid pressure sensor device
04/27/1976	US3952600 Self-equilibrating balance
04/27/1976	US3952598 Pressure gauge construction
04/20/1976	US3950998 Pressure gage and venting means for use with machinery
04/20/1976	US3950997 Precision pneumatic null balance pressure transducer
04/13/1976	US3949610 Pressure indicator for railway cars
03/1976
03/30/1976	US3947648 Brake pressure imbalance switch
03/16/1976	US3943781 Device for transmitting the displacement of a pressure-responsive element situated in pressure space
03/16/1976	US3943769 Electric conductive laminated vessel wall
03/16/1976	US3943768 Method and apparatus for measuring peak pressure in fluids
03/02/1976	US3940991 Barometer gas pressure measuring apparatus
03/02/1976	US3940990 Flight instrument
02/1976
02/24/1976	US3939758 Pressure sensor
02/24/1976	US3939712 Pneumatic differential pressure sensor

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