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Match Document Document Title
7522111 Telescoping antenna with retractable wire antenna element  
A telescoping antenna is disclosed having a plurality of telescoping hollow elements, including an inner-most hollow element. A button latches onto the top of the inner-most element. The inner-most...
7468701 Attachment/detachment mechanism for compact antenna  
An attachment/detachment mechanism for an antenna is configured to avoid damage to the antenna when an excessively large force is applied to the antenna, regardless of the direction. A rotational...
7098855 Emergency deployable GPS antenna  
The electronic device is for at least one of transmitting and receiving signals, has a housing 500 and at least a GPS (Global Positioning System) antenna 510 that is operatively connected to...
6256000 Motor driven antenna apparatus  
A motor-driven antenna device in which an antenna element (10) has a short protruding length so that the outer dimension of the entire device is reduced, and in which damping of an AM-band signal...
6107969 Telescoping antenna mechanism  
A wireless device has a main housing and an antenna housing rotatably mounted on the main housing for rotation between a first, stored position alongside the main housing and at least one operative...
6051901 Motor unit fitted with buffer mechanism  
A motor unit fitted with a buffer mechanism which absorbs the turning force of a motor when an output shaft of the motor stops due to an external load while the motor is operative and which can...
6046706 Antenna mast and method of using same  
An antenna mast and method of using it relate to a retractable mast having a retractable mast having a plurality of tubular telescoping sections to enable the mast to move between a fully retracted...
6043796 Clutch for motor driven antenna  
A clutch for a motor driven antenna according to the present invention includes a driving member rotated by a driving motor, a driven member for transmitting a rotating force of the driving member...
6002378 Telescopic rod antenna apparatus  
A telescopic rod antenna apparatus of the present invention includes a mechanism for extending/retracting a telescopic antenna element by operating a smallest-diameter one of rods of the antenna...
5995066 One piece mast power antenna having electrical contact with sliding and docking contact portions  
An antenna apparatus includes electrical contacts which each have a sliding mast contact portion and a docking contact portion. The apparatus includes a linearly extendable and retractable...
5973645 Snap-on antenna and protective connector mounting for a hand-held electronic device  
A snap-on antenna and connector mounting assembly for a hand-held electronic device, such as a hand-held computer. The hand-held electronic device has a housing with a sidewall and a jack-receiving...
5959593 Device for telescoping a power antenna  
A power antenna for automatically stopping an electric motor when a telescoping trouble occurs with the antenna to thereby cause a load of more than a predetermined magnitude to be applied to the...
5936589 Dielectric rod antenna  
A dielectric rod antenna has a dielectric rod and a waveguide which receives one end of the dielectric rod to excite the dielectric rod. The dielectric rod is divided along its length into at least...
5929826 Motor driven antenna apparatus for use in automobiles  
A motor driven antenna apparatus for use in automobiles according to the present invention, includes a telescopic antenna mounted on the automobiles, a drive control mechanism for extending and...
5900846 Flexible telescoping antenna and method of constructing the same  
A flexible telescoping antenna is constructed of plastic tubular sections telescoping between an end section and a compact antenna. Conducting inserts are provided within the tubular sections and...
5889496 Consolidated system of antennas  
A system of antennas for conserving space and concealing the separate identity of the individual antennas. The antennas may be a radio antenna and a telecommunications antenna. The antennas may...
5859622 Mechanically controlled velocity extender system for antennas  
An antenna extender system includes a means for applying a bias force on the antenna to urge it toward an extended position, and a means for controlling the velocity of the antenna when it is moved...
5835070 Retractable antenna  
A retractable antenna for a communications device includes a housing; an elongated, flexible antenna mast having an inner end and an outer free end; a take-up spool rotatably mounted in the...
5831579 Latch mechanism for mobile communication devices  
A latch mechanism for a cellular phone includes a rotatable detent portion attached to the helix of the antenna. A fixed detent member permanently attached to the phone includes a passageway to...
5793331 User replaceable flexible retractable antenna  
A user replaceable flexible retractable antenna for use with a cordless phone comprises a conductive base pipe assembly having a screw terminal to be threadably received on a bracket assembly of...
5642123 Apparatus for electrically driving a retractable antenna  
An apparatus for electrically driving a retractable antenna comprises a motor, a worm gear attached to the driving shaft of the motor, a pair of worm wheels engaged with the worm gear, a pair of...
5578910 Skew motor driving circuit  
This invention relates to a skew motor driving circuit of satellite video receiver for eliminating a remaining voltage of ripple form generated at skew motor in a satellite video receiver such as...
5576719 Automatic telescopic antenna mechanism  
An automatic telephonic antenna mechanism for a radiotelephone handset having a body and a mouthpiece hinged thereto comprises a tubular antenna channel fastened to the body, an antenna plunger...
5570103 Driving apparatus for motor-driven telescopic antenna  
A driving apparatus for a motor-driven telescopic antenna including a rotary force transmitting mechanism installed between a drive side component rotated by a motor and a driven side component...
5525844 Automatically retractable radio antennas for automotive vehicles  
Automotive vehicles equipped with automatic or standard transmissions and having automatically extending and retracting radio antennas are equipped with an arrangement for automatically retracting...
5521442 Automatic power antenna retraction  
In a vehicle with a radio, a transmission, a brake, a throttle, a vehicle speed and a power antenna, a method of controlling the power antenna comprising the steps of: (a) determining whether the...
5414436 Electric extensible car antenna  
An electric extensible car antenna including an antenna element support cylinder detachably mounted to a cylindrical support member of an antenna attachment base from the outside of a car body; a...
5370334 Apparatus for driving rod antenna element for expansion/contraction  
An apparatus for driving a rod antenna element for expansion or contraction according to the invention is characterized in that its rotary drum for winding or unwinding a base portion of a rope for...
5235344 Drive control apparatus for an electrically-driven type extensible/retractable antenna  
A drive control apparatus for an electrically-driven type extensible/retractable antenna comprises a control circuit connected to a power supply, a motor controllable by the control circuit to be...
5220341 Telescoping antenna apparatus with leakage prevention between its upper and lower sections  
An telescoping antenna includes a lower antenna portion and an upper antenna portion to be telescoped into the lower antenna portion. The lower antenna portion includes a cylindrical conductor...
5218375 Rapidly extendible and retractable antenna mast  
An extendible and retractable mast is shown which features a tubular body having telescopic sections carried therein. A travelling carriage is driven by means of a winch over associated sheaves to...
5214440 Motorized antenna device  
A motor is controlled so that it is not driven to further extend an antenna, even when a worm wheel receives a load from a drive cord and rotates to retract the antenna when the antenna is extended...
5212725 Telephone being signal responsive for extending and retracting an antenna  
A telephone apparatus for a vehicle comprising a main antenna and a sub-antenna. The sub-antenna is operated to receive incoming electric waves including an incoming call signal. When the...
5189435 Retractable motorized multiband antenna  
A retractable motorized multi-band antenna is adapted to receive signals in the AM/FM bands and to receive and transmit signals in a significantly higher frequency band such as that used for...
5187492 Structure for mounting telescopic antenna for automobile  
The first structural aspect for mounting a telescopic antenna for an automobile includes a nut surrounding the top end portion of a spacer pipe and engaging with a threaded portion cut on the...
5173716 Device for driving telescopic power antenna  
A device for driving telescopic power antenna for vehicles including a drive cylinder connected to an antenna motor, a driven cylinder which is concentrical with the drive cylinder and controls the...
5155496 Device for automatically expanding and contracting antenna  
A device for automatically expanding and contracting an antenna having a rotary member for moving a flexible rodlike member that is coupled to the antenna for expanding and contracting the antenna....
5146799 Actuator in power antenna device  
As the first aspect of the invention, an actuator in a power antenna device includes a worm provided on a shaft of the motor; a first gear unit integrally including a worm wheel and a small...
5142295 Power antenna with compact direct drive system  
A compact direct drive system for an extensible and retractable antenna assembly uses a one-piece antenna and no threads or gears. The one-piece antenna is supported so as to slide axially up and...
5142294 Power antenna drive cable seal  
A power antenna drive cable seal has a dynamic response to cable winding direction that allows the cable to slide through freely on the up stroke, when it is under compression, but which vigorously...
5130719 Motor-driven automobile antenna  
A motor-driven antenna including a logic circuit for stopping a motor which drives a rod antenna to be extended and retracted. The logic circuit is activated when a voltage corresponding to an...
5089829 Antenna device shared by three kinds of waves  
An antenna device shared by three different waves has a single two-stage collinear antenna constituted by half-wave dipole antennas which are adapted for a vehicle telephone signal and are stacked...
5079562 Multiband antenna  
A multi-band antenna is adapted to receive signals in the AM/FM bands and to receive and transmit signals in a significantly higher frequency band such as that used for cellular telephone. An AM/FM...
5072230 Mobile telescoping whip antenna with impedance matched feed sections  
An antenna element including a loading coil is telescopically extendable and retractable from within a housing tube. A characteristic impedance of a transmission line from a lower end part of the...
5035094 Nested extension/retraction structure and method of fabrication  
An axially extensible and retractable structure including a plurality of cylindrical, threadedly engaged elements rotatable relative to one another for movement between axially extended and...
5019834 Electrically powered mechanism for expanding and contracting antenna  
In an electrically powered mechanism for expanding and contracting antenna in which an operation strip coupled to antenna overcoat members that are telescopically connected to expand or contract,...
4990929 Motor-driven automobile antenna with timer circuit  
A motor-driven automobile antenna equipped with a timer which stops a motor for extending and retracting a rod antenna via a rack rope after a lapse of time which is longer than the period of time...
4942311 Reset circuit for an automobile antenna control device  
An automobile antenna control device generating a reset pulse which starts the operation of a microcomputer. The pulse is generated when an automobile radio power source is switched from "off" to...
4920352 Retractable antenna  
A retractable antenna is in the form of a tape (7) which is slidably mounted in a passageway (6). An electrical contact (9) for making connection to the antenna is provided on the rear wall (3) of...
4907007 Mount and magnetic field probe for navigating a motor vehicle  
A magnetic field probe is secured to a probe capsule at a probe carrier which can be lowered into the body of a motor vehicle by the probe carrier. The probe carrier is preferably a telescoping...
Matches 1 - 50 out of 108 1 2 3 >