Patents
Patents for H01G 5 - Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture (1,769)
10/1982
10/19/1982USRE31062 Limited-rotation motor with integral displacement transducer
10/05/1982US4353106 Trimmer capacitor
09/1982
09/02/1982WO1982002978A1 Chip-shaped solid electrolytic condenser
08/1982
08/31/1982US4347478 Capacitive gauge
08/17/1982US4345299 Capacitive pressure transducer assembly with improved output lead design
04/1982
04/13/1982US4325102 Variable capacitor for use in a keyboard
04/06/1982US4323293 Terminal lead with labyrinthine clip
02/1982
02/02/1982CA1117618A1 Capacitive touch-pad devices with dynamic bias
01/1982
01/19/1982US4312025 Magnetic variable capacitor
12/1981
12/08/1981US4305113 Adjustable low loss capacitor with slotted rotor
09/1981
09/29/1981US4292660 Variable capacitor
09/22/1981US4291361 Trimmer capacitor
08/1981
08/11/1981US4283751 Variable capacitor
06/1981
06/23/1981US4275462 Electronic timepiece
05/1981
05/26/1981CA1101946A1 Variable capacitor
04/1981
04/28/1981US4264942 Miniature variable capacitor provided with a driving mechanism
02/1981
02/24/1981US4253133 Trimmer capacitor
02/17/1981US4251849 Trimmer capacitor
02/11/1981EP0023732A1 Capacitive gauge
01/1981
01/20/1981CA1094229A1 Electrostatically deformable thin silicon membranes
12/1980
12/30/1980US4242716 Differential disc capacitor
12/30/1980CA1092669A1 Ceramic trimmer
12/09/1980US4238662 Pressure-sensing capacitor and method of trimming same
12/09/1980US4238661 Pressure-sensing capacitor and method of trimming same
09/1980
09/30/1980US4225632 Rotating mask before depositing second layer of material
09/16/1980USRE30406 Adjustable low-loss capacitor
09/02/1980US4220980 Trimmer capacitor
05/1980
05/13/1980US4203128 Electrostatically deformable thin silicon membranes
03/1980
03/11/1980US4193107 Variable capacitor
03/04/1980CA1073064A1 Trimming condenser for crystal driven oscillators with coarse and fine tuning
02/1980
02/26/1980US4190877 Miniature variable capacitor
02/20/1980EP0008069A1 Multiple trimmer capacitor for small values
02/19/1980US4189699 Limited-rotation motor with integral displacement transducer
01/1980
01/01/1980US4181923 Ceramic trimmer capacitor
12/1979
12/18/1979US4179722 Sealed tunable capacitor
12/11/1979US4178622 Compact, flat trimmer capacitors
12/04/1979US4177495 Variable electric capacitor
10/1979
10/30/1979US4173032 Binary capacitor
10/02/1979CA1063684A1 Motor driven magnetically coupled variable capacitor
05/1979
05/30/1979EP0002110A1 Fabrication of capacitive transducers by depositing a uniform glass insulating ring
11/1978
11/07/1978CA1041746A1 Method of manufacturing a variable capacitor
09/1978
09/05/1978US4112480 Tunable extended range chip capacitor
09/05/1978US4110879 Method of making a limited-rotation motor with integral displacement transducer
08/1978
08/29/1978CA1037575A1 Pressure responsive variable capacitor
07/1978
07/18/1978US4101951 Variable capacitor
07/18/1978US4101848 Oscillator
07/11/1978US4100442 Electrically driven oscillating capacitor device
06/1978
06/13/1978US4095263 Adjustable capacitors
05/1978
05/30/1978US4091513 Accurate UHF television tuning system and method of fabricating same
05/16/1978US4089093 Method of manufacturing a variable capacitor
01/1978
01/10/1978US4068285 Variable capacitor
11/1977
11/01/1977US4056842 Ceramic trimmer capacitor
08/1977
08/02/1977US4039906 Variable capacitor
07/1977
07/26/1977US4037482 Accurate UHF television tuning system and method of fabricating same
07/12/1977US4035697 Motor driven magnetically coupled variable capacitor
06/1977
06/14/1977US4030003 Miniature trimmer with flexible plastic base
05/1977
05/03/1977US4021708 Verticle adjustable capacitor assembly
04/1977
04/05/1977US4016466 Subminiaturized adjustable capacitor
02/1977
02/08/1977US4007406 High pressure, gas filled, variable electrical parameter device
02/01/1977US4006389 Variable disc capacitor
01/1977
01/11/1977US4002957 Trimmable fixed hermetically sealed capacitor
12/1976
12/07/1976US3996503 Variable capacitor
11/1976
11/23/1976US3993939 Pressure variable capacitor
06/1976
06/22/1976US3965399 Pushbutton capacitive transducer
04/1976
04/27/1976US3953771 Multiple trimmer capacitor, particularly for adjustment of crystal oscillators
04/13/1976US3950679 Variable capacitor
04/06/1976US3949280 Miniature variable capacitor and method of manufacture
04/06/1976US3949246 Piezoelectric bimorph controlled variable capacitor
03/1976
03/09/1976US3943417 Compression trimmer
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