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Class 338/164 - Hermetically sealed housing


Subclass of Class 338 - Electrical resistors
Definition: Subject matter including a casing with the necessary seals
No. of patents: 60
Last issue date: 05/06/2008


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NumberTitleIssue Date
7369034Chip variable resistor
A chip variable resistor which is capable of keeping the resistance at an adjusted value and can be manufactured easily is provided. An insulating substrate is formed with a through-hole capable of receiving a driver, and the upper surface of the insulating s...
05/06/2008
7173506Dial assembly with magnetically biased reed switch
A dial assembly for a magnetically driven gauge. The dial assembly, including a rotatable dial magnet, a reed switch and a bias magnet. The bias magnet and reed switch being positioned such that when the poles of the bias magnet and the dial magnet are in a first or...
02/06/2007
7116210Actuator with integral position sensor
An actuator and integral position sensor has increased reliability with a fail-safe mode. The actuator and sensor assembly includes a rotary actuator that has a driving shaft. A sensor rotor has the driving shaft mounted in a bore. A contactor is mounted to an outer...
10/03/2006
7055498Throttle assembly for internal combustion engine, and throttle sensor
In a throttle body there are provided a throttle valve for controlling the flow of intake air in an internal combustion engine, an electrically-driven actuator for actuating the throttle valve, and a reduction gear mechanism for the actuator, and a receptacle portio...
06/06/2006
7013728System for detecting level of liquid in tank
A system for detecting the level of liquid in a tank includes a sensor part provided to the tank and for sensing a position of the liquid level in accordance with displacement of a float, and a sensor casing arranged in the tank to be isolated from liquid and for ac...
03/21/2006
6958674Connector device excellent in air-tightness and EGR sensor having the same
A terminal plate is formed with a wide portion and a narrow portion. The wide portion, to be insert-molded by a housing of a synthetic resin, is opened by an elongate blank hole having an inner peripheral surface parallel with a side shape thereof, thereby forming t...
10/25/2005
6955083Vertical liquid level measuring device
A system for actuating an indicator in response to a depth change in a liquid that is confined to a container comprises a housing, a float constrained to vertical movement in response to changes in liquid depth in the container, an actuator connected to the housing ...
10/18/2005
6918316Adjustable pedal assembly
An adjustable pedal assembly includes a mounting arrangement (1) for attachment to a vehicle structure (37), an accelerator pedal (6), a brake pedal (7), and a clutch pedal (8). The pedals (6, 7, 8) are pivotally supported w...
07/19/2005
6396385Variable resistor
A variable resistor includes at least two sliders fixed to the bottom of the concavity of a case, a rotor having an engaging portion for engagement with a tool, on the upper side thereof and rotatably received in the concavity of the case, a resistor subs...
05/28/2002
6380841Variable resistor
A variable resistor is constructed to reliably seal the space between a rotor and a substrate without insert-molding the substrate into a case, and to be produced at a very low cost. This variable resistor includes a hollow square-prism shaped case which ...
04/30/2002
6371431Adjusting device for a lengthwise adjustable vehicle seat
A height adjusting device for a lengthwise adjustable vehicle seat is provided. Pivotal control arm units are provided at front and rear position of a vehicle seat to raise and lower the seat in dependance on their rotative position Link assembles, includ...
04/16/2002
6111493Variable resistor
A variable resistor comprises a case, slide contactors, a rotor, a metal cover and lead terminals. Arms which are respectively provided at central portions of the slide contactors protrude from a bottom surface of a recess portion of the case and are each...
08/29/2000
6040757Variable resistor
Slack in the engagement of a shaft 5 and a rotor 3 in a case 1 is prevented by the resiliency of an O ring 6 under radial but not axial compression. Even if heat stress is added, the variable resistor which can secure air-tightness is provided. The rotor ...
03/21/2000
6032521Position sensor
A position sensor comprises a housing (10), a rotor (16) having brushes (36, 36) thereon rotatably mounted in the housing, a base plate (20) mounted to the housing, conductive members (48, 50, 52) on the base plate in electrical connection with the brushe...
03/07/2000
5990586Multi-actuator having position controller
Feedback potentiometer-type servoactuator uses the ring gear of a planetary gear system to drive the wiper across a resistive arc of less than 360° where the actuator has a travel of multiple turns. The ring gear is supported by spaced struts in the actu...
11/23/1999
5991149Operation shaft receiving-type electric
An operation shaft receiving-type electric component capable of reducing the number of parts required therefor and preventing generation of noise. An electric component body which includes an electric component unit varied in electric properties due to a ...
11/23/1999
5982272Variable resistor
A variable resistor reduces an inclination of a rotor caused by spring reaction of a slider, and prevents the lowering of contact pressure and deterioration in sliding performance of the slider. The resistor includes a rotor 3 and a slider 4 inside a case...
11/09/1999
5343187Electric control device for an outdoor lamp
An electric control device for an outdoor lamp includes a control box having a side wall that is formed with a through hole, and a rotary-type variable resistance switch having a main switch housing that is disposed inside the control box and an externall...
08/30/1994
5250926Potentiometer with improved seal
The present invention provides a potentiometer having an improved seal for preventing intrusion of corrosive elements into the potentiometer or the socket in which the potentiometer is disposed, wherein the improved potentiometer comprises a housing havin...
10/05/1993
5144277Sealing structure for electrical parts
The present invention relates to a rotary type electrical part and particularly to a throttle position sensor used within an automobile. The electrical part comprises a casing having one end thereof defined as an opening face, an attachment hole defined i...
09/01/1992
5119063Variable power resistor
A variable power resistor includes a heat sink having a front face and a back face with an electrically insulating, thermally conductive ceramic coating bonded directly onto the front face such that the ceramic coating is in direct thermal contact with th...
06/02/1992
5072206Linear-movement potentiometer
A linear-movement potentiometer having an operating rod 25 projecting at both ends from a substantially hermetic casing and connectable at one end 26 to a drive member, and first and second bearings 33, 34 disposed between the casing and the operating rod...
12/10/1991
5059940Single turn potentiometer with direct rotor-to-housing seal
In a miniature, single-turn potentiometer, a fluid-tight seal is formed between the rotor and the housing by the interference fit between an annular ridge on the peripheral edge of the rotor and a conforming groove in the interior wall surface of the hous...
10/22/1991
5053742Variable resistor
A variable resistor having an insulating substate provided on the surface thereof with a resistor is molded into a resin case, a part of which is heated and bent to rotatably secure a rotor having a sliding member within the case for rotation with respect...
10/01/1991
5053741Variable resistor
A variable resistor of the type having a substantially curved resistor provided on a substrate has an arm portion of a sliding member contacting therewith, the sliding member being rotatable, with a central portion of the resistor as a supporting point, f...
10/01/1991
5039975Resistor substrate
A resistor substrate for a variable resistor of the enclosed type which may be employed in a throttle sensor of an automobile. The resistor substrate has a disk portion and a rectangular apron provided at a circumferential portion of the disk portion. The...
08/13/1991
5014037Potentiometer mounting mechanism
A mechanism for a potentiometer, especially a miniature potentiometer used as a volume control in a hearing aid, onto a face plate includes a metallic band circumferentially surrounding a portion of the housing of the potentiometer. The band includes mean...
05/07/1991
4998088Variable resistor and manufacturing method for the same
A variable resistor and a method for manufacturing the same is disclosed in which the variable resistor includes a casing having a bottom wall and a plurality of sidewalls extending from the bottom wall to define an opening of the casing. An insulating su...
03/05/1991
4987400Magnetically driven variable resistor gauge
An improved magnetically driven resistor gauge (50) which includes a plastic base and plastic cap hermetically sealed together by ultra sonic welding to isolate the interior (90) of the gauge from the external environment. A dedicated ground terminal (100...
01/22/1991
4935718Molded resin casing of electronic part incorporating flexible board
A molded resin casing of a rotary- or sliding-type electronic part internally accommodating a board on which are formed electric conductor patterns slidingly contacted by contacts of a slider of the electronic part, wherein a flexible board having the ele...
06/19/1990
4868536Output controller for electrotherapeutic device directed to use in a bath
An output controller for an electrotherapeutic device directed for use in a bath, comprising a container having an oscillator that generates a low-frequency therapeutic voltage; and a variable resistor used as the output controller for said oscillator, sa...
09/19/1989
4831355Arrangement for establishing electrical contact with resistance paths
An arrangement for ensuring contact between resistance paths comprises a base of electrically non-conductive and elastically deformable material such as rubber. To the base is applied an electrically conductive coating. The resistance path is pressed agai...
05/16/1989
4821014Variable resistor for mounting on surface
A variable resistor whose resistance is adjustable by rotating a rotor relative to an insulating substrate defining an arcuate resistive element. The rotor is formed of an insulating resin and includes an inner skirt and an outer skirt extending from a bo...
04/11/1989
4812804Controller for electric devices directed to use in bath
Disclosed is a novel controller for electric devices directed to use in bath, comprising a moisture- and waterproof container that encloses the main part of an electric device; a magnet movably provided outside the container; a switch means provided insid...
03/14/1989
4750090Electrical assembly having multiple slidable elements
A multi-slider electrical assembly comprises a metal case having a channel-shaped cross-section mounted on a substrate. The case has parallel slits, and guide blocks are spaced apart in parallel within the case for guiding a plurality of sliders extending...
06/07/1988
4701740Rheostatic devices
The interior of a rheostatic device, such as a throttle-valve position potiometer having a rotor with sliding spring contact and a housing exposing at least one end of the rotor for operation, is sealed off against environmental effects by at least two h...
10/20/1987
4654625Electronic control unit structure
To permit external adjustment of a potentiometer (3) having an adjustment head (4), and located within a sealed housing (1), while permitting placement of an adjustment insert (7) from the outside of the housing through a bore (6) thereof, and compensate ...
03/31/1987
4565990Rotary operation type miniaturized electronic component
A rotary operation type miniaturized electronic component for use in video and audio electronic appliances, etc., including a casing formed with an opening and a rotary member. In the electronic component, a metal plate is integrally molded with the casin...
01/21/1986
4479106Rotary electric component
A rotary electric component such as a semifixed variable resistor comprises an insulating substrate having a shaft hole and a slot communicating with the shaft hole, a resistor mounted on the insulating substrate surrounding the shaft hole, a pair of elec...
10/23/1984
4477795Rotary electric component
A rotary electric component such as a semifixed variable resistor comprises an insulating substrate having a shaft hole, a resistor mounted on the insulating substrate surrounding the shaft hole, a pair of electrodes mounted on the insulating substrate an...
10/16/1984
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