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| Number | Title | Issue Date |
| 5415377 | Sheave assembly for a tire lift/carrier winch A two-piece sheave assembly is provided for a tire lift/carrier winch. The sheave assembly includes a molded plastic, one-piece sheave component that is molded to include a first sheave side plate, an integral sheave center hub with a cable-wrapping track... | 05/16/1995 |
| 5414406 | Self-tuning vehicle horn A vehicle horn is disclosed with an electronic switching circuit which operates at a switching frequency equal to the resonant frequency of the horn. A sweep frequency oscillator generates a switching pulse train. A transducer and signal conditioner produ... | 05/09/1995 |
| 5379267 | Buoyancy control system A buoyancy control system is disclosed for maintaining a buoyant vehicle at a controlled depth by jettisoning either a heavy liquid or a light liquid. The control system monitors the depth of the buoyant vehicle and determines the direction and magnitude ... | 01/03/1995 |
| 5311581 | Remote meter reading method and apparatus A remote meter reading system has equipment at a telephone company office coupled by modems to a utility company computer which issues requests for customer data. Telephone test trunks are used to access individual meter sites and initiate meter readings ... | 05/10/1994 |
| 5293149 | Vehicle horn with electronic solid state energizing circuit A vehicle horn with an electronic solid state energizing circuit is described. The horn has an electromagnet for driving a diaphragm assembly which has a resonant frequency of mechanical vibration. The energizing circuit generates a DC pulse train for ene... | 03/08/1994 |
| 5289907 | Shift lever interlock system The shift lever interlock system combines a shift lever position signal, interlock actuator extend and retract signals and vehicle system input signals (e.g., representing the service brake, ignition key-in, ignition circuit and vehicle battery voltage le... | 03/01/1994 |
| 5277288 | Clutch for tire lift/carrier winch A clutch for a tire lift/carrier winch includes a drive plate and a driven plate having a plurality of elongate springs thereon. The driven plate includes circumferentially spaced driven end portions which are positioned in driving engagement with circumf... | 01/11/1994 |
| 5267714 | Fuel tank hanger strap An interlocking fastener and fastening arrangement is disclosed which is particularly suited for attaching a fuel tank hanger strap to a supporting structure on the underbody of an automobile. The fastener can be formed as a unitary end portion of the han... | 12/07/1993 |
| 5266921 | Method and apparatus for adjusting vehicle horns Adjustment of the pulse energizing frequency and duty cycle of a vehicle horn is described. The horn is blown by a test energizing circuit with a varying pulse frequency and the and the frequency at which the horn produces the maximum sound pressure level... | 11/30/1993 |
| 5265708 | Clutch for tire lift/carrier winch A clutch for a tire lift/carrier winch includes a drive plate and a driven plate having a plurality of elongate springs thereon. The driven plate includes circumferentially spaced driven end portions which are positioned in driving engagement with circumf... | 11/30/1993 |
| 5251877 | Sheave plate and cable assembly for a tire lift/carrier winch A sheave plate and cable assembly for a tire lift/carrier winch comprises a sheave plate having spaced apart side faces defining a plate thickness therebetween and having an outer peripheral edge interconnecting the side faces and including an arcuate cab... | 10/12/1993 |
| 5251723 | Service brake and shift lever interlock system A service brake and shift lever interlock system for a vehicle is operably controlled by a logic control circuit to prevent movement of the shift lever from the "Park" position when the ignition switch is in the "Start" or "Run" position and the service b... | 10/12/1993 |
| 5229980 | Broadband electroacoustic transducer A broadband electroacoustic transducer is disclosed which provides an improved response over a relatively broad range of frequencies. The transducer includes a plurality of tines extending between the outer circumferential surfaces of a pair of piezoelect... | 07/20/1993 |
| 5181592 | Shift lever interlock system The shift lever interlock system combines a shift lever position signal, interlock actuator extend and retract signals and vehicle system input signals (e.g., representing the service brake, ignition key-in, ignition circuit and vehicle battery voltage le... | 01/26/1993 |
| 5161182 | Remote meter reading method and apparatus A remote meter reading system has equipment at a telephone company office coupled by modems to a utility company computer which issues requests for customer data. Telephone test trunks are used to access individual meter sites and initiate meter readings ... | 11/03/1992 |
| 5160913 | Electric horn with solid state driver An electric horn having a diaphragm connected to a ferromagnetic plunger is driven by an electromagnetic coil to cause vibrations of the diaphragm at the resonant frequency of the diaphragm and plunger combination. A solid state driver has a timer tuned e... | 11/03/1992 |
| 5129494 | Service brake and shift lever interlock system A service brake and shift lever interlock system for a vehicle is operably controlled by a logic control circuit to prevent movement of the shift lever from the "Park" position when the ignition switch is in the "Start" or "Run" position and the service b... | 07/14/1992 |
| 5125628 | Sheave and cable assembly for a tire lift/carrier winch The sheave and cable assembly includes a center sheave plate having an arcuate, cable-wrapping track and an exterior shoulder truncating the cable-wrapping track to accommodate a cable end fitting that is supported between adjacent sheave side plates for ... | 06/30/1992 |
| 5110093 | Sheave plate and cable assembly for a tire lift/carrier winch A sheave plate and cable assembly for a tire lift/carrier winch comprises a sheave plate having spaced apart side faces defining a plate thickness therebetween and having an outer peripheral edge interconnecting the side faces and including an arcuate cab... | 05/05/1992 |
| 5084846 | Deep submergence hydrophone A hydrophone with crossed pairs of geophones is provided with a strong light weight housing allowing use at several thousand feet deep in the ocean while still maintaining good sensitivity. The cruciform housing has a cylindrical portion conforming to eac... | 01/28/1992 |
| 5070427 | Thermal switch for battery protection Lithium batteries are protected from a runaway condition marked by over-current and high temperature by a temperature sensor having a thermally conductive housing in thermal contact with all the cells of the battery and containing a fusible column which m... | 12/03/1991 |
| 5065604 | Ignition interlock system The ignition interlock system prevents movement of the ignition switch of a motor vehicle from the "Off" position to the "Lock" position unless the transmission selector is in the "Park" position. The ignition interlock system includes a locking lever spr... | 11/19/1991 |
| 5062344 | Bowline knot in a braided line An eye splice is disclosed for a hollow braid type of cord for use in a parachute shroud or the like. It comprises a bight 22 in the free end of the cord which is folded back to form an eye 16 with the bight extending through braided wall of the cord at a... | 11/05/1991 |
| 5049853 | Electric horn with solid state driver An electric horn having a diaphragm connected to a ferromagnetic plunger is driven by an electromagnetic coil to cause vibrations of the diaphragm at the resonant frequency of the diaphragm and plunger combination. A solid state driver has a timer tuned e... | 09/17/1991 |
| 5027933 | Clutch for tire lift/carrier winch A clutch for a tire lift/carrier winch includes a drive plate and a driven plate having a plurality of elongate springs thereon. The driven plate includes circumferentially spaced driven end portions which are positioned in driving engagement with circumf... | 07/02/1991 |
| 5018610 | Service brake and shift lever interlock system A service brake and shift lever interlock system for a vehicle is operably controlled by a logic control circuit to prevent movement of the shift lever from the "Park" position when the ignition switch is in the "Start" or "Run" position and the service b... | 05/28/1991 |
| 5010568 | Remote meter reading method and apparatus A remote meter reading system has equipment at a telephone company office coupled by modems to a utility company computer which issues requests for customer data. Telephone test trunks are used to access individual meter sites and initiate meter readings ... | 04/23/1991 |
| 5006841 | Addressable transducer with improved response signal processing A plurality of addressable transducers at remote locations are connected to a home station by a pair of transmission lines which carry power as well as address signals to the transducers, and carry response signals from the transducers, when addressed, to... | 04/09/1991 |
| 4995014 | Low frequency hydrophone and depth sensor assembly The housing of a transducer supports both dynamic and static pressure sensors to obtain depth information as well as pressure wave signals. A semiconductive diaphragm with diffused resistances connected in a bridge is used as the static sensor which is ce... | 02/19/1991 |
| 4986143 | Transmission shift control mechanism with park lock The pivot axis of a locking lever is used as the main gage or reference point relative to which the dimensions of components of the shift control mechanism are taken and, together with the geometry of the bellcrank, provide a transmission shift control me... | 01/22/1991 |
| 4949069 | Dynamic liquid level indicator A liquid level indicator uses a conductive probe and when the circuit is energized a logic signal indicates whether the liquid is above or below a certain level. The signal is processed by a logic circuit and the output of the logic circuit controls an in... | 08/14/1990 |
| 4936158 | Transmission shift control mechanism with park lock The transmission shift control mechanism includes a shift lever with a pushbutton mechanism for releasing a detent mechanism so that the shift lever can be moved from the "Park" position to other operative positions. A shift lever locking mechanism preven... | 06/26/1990 |
| 4901288 | Compact cylindrical sonobuoy A small sonobuoy for dropping without a parachute and quickly deploying hydrophones is cylindrical and adapted to float with its axis parallel to the water. The hydrophone cable is wrapped around the housing so that the housing rotates as the cable is pay... | 02/13/1990 |
| 4892014 | Electronic controller for automatic transmissions A microprocessor controlled automatic transmission range shift selector positions the range shift valve in accordance with a shift request by an electric motor. A feedback transducer provides valve position information for motor control purposes. Vehicle ... | 01/09/1990 |
| 4813123 | Method of adjusting an electric horn air gap An electric horn has a diaphragm driven by a plunger which is vibrated by a coil having a pole piece. A small air gap between the plunger and the pole piece is required to assure that they will not touch during vibration. The gap is adjusted by assembling... | 03/21/1989 |
| 4738421 | Self-orienting device A self-orienting device is disclosed for a transducer adapted to be dropped from an aircraft or other vehicle. An elongated body is provided with first, second and third arms each of which is pivotally connected with the body for pivotal motion between a ... | 04/19/1988 |
| 4733597 | Sequential launching system A sequential launching system is disclosed for sonobuoys and the like in which each of a plurality of sonobuoys is provided with a separate launch mechanism. The launch mechanism comprises a piston and piston chamber at the aft end of the sonobuoy. The cr... | 03/29/1988 |
| 4717906 | Electric horn with improved pole piece and adjusting cap An electric horn, especially adapted for automotive vehicles includes a pole piece and adjusting cap for the driving motor. The pole piece and adjusting cap include a cylindrical shank and an enlarged head including a conical flange. The flange terminates... | 01/05/1988 |
| 4716554 | Tapered wiring harness A tapered wiring harness is disclosed for an array of hydrophones with spaced take-out points on the harness at which a signal wire and a ground wire are connected with a hydrophone. The harness comprises a bundle of signal wires, which diminish in number... | 12/29/1987 |
| 4709360 | Hydrophone transducer with negative feedback system An acoustic transducer, especially adapted for hydrophones, is disclosed. The transducer comprises a piezoelectric ceramic disk with a main or signal electrode, a common electrode and a feedback electrode; negative feedback is provided around an associate... | 11/24/1987 |
