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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Number | Title | Issue Date |
| 5839084 | Driving-torque control system for four-wheel-drive vehicle A driving-torque control system for a four-wheel-drive vehicle includes a transfer clutch employed in a transfer of the four-wheel-drive vehicle for varying a distribution ratio of driving torque between front and rear road wheels depending on a front-and... | 11/17/1998 |
| 5802490 | Torque converter regulator and clutch lockout system for an automotive vehicle A system for controlling operation of a bypass clutch for a torque converter in an automatic transmission includes a clutch capacity control valve, which connects a source of fluid pressure to a space between a converter clutch friction surface and an imp... | 09/01/1998 |
| 5787379 | Lockup control system for automatic transmissions A lockup control system for automatic transmissions is constructed to prohibit lockup of a torque converter when detecting inertia cruising of a motor vehicle even if transition of the cruising state of the motor vehicle occurs from a converter area to a ... | 07/28/1998 |
| 5778330 | Microprocessor controlled neutral circuit for a power transmission A control system is provided for selectively placing a vehicle transmission in a neutral condition after startup of the vehicle. The transmission is of the type including a plurality of intermeshing gears and associated clutches. The clutches are engageab... | 07/07/1998 |
| 5771478 | Vehicle drive system with electrical power regeneration A drive system provides a smooth start for a vehicle and converts excess kinetic energy accompanying the difference in speed between the engine and the drive wheels occurring during starting into electrical energy for storage in a battery. The drive syste... | 06/23/1998 |
| 5754969 | Automatic transmission system with lock-up clutch An automatic transmission system with a lock-up clutch for use with an engine includes an automatic transmission having an input shaft and an output shaft. A torque converter with a lock-up clutch is provided between the input shaft of the automatic trans... | 05/19/1998 |
| 5749061 | Clutch slip control device and method of manufacturing the same, clutch slip control method, and vehicle control device A clutch slip control device includes: a slip revolution speed detecting circuit for detecting an actual slip revolution speed of a clutch; a memory unit for storing constants set to satisfy response and stability of a feedback control system of the slip ... | 05/05/1998 |
| 5743829 | Control system for vehicle automatic transmission A control system of a lockup clutch of a torque converter of a vehicle automatic transmission. A basic manipulated variable is determined in response to the vehicle operating condition in accordance with a predetermined characteristic, and the lockup clut... | 04/28/1998 |
| 5721682 | System for discriminating operating state of vehicle clutch mechanism A system for discriminating operation state of a lockup clutch of a torque converter of a transmission of a vehicle, more particularly to a system for detection a lockup clutch failure. In the system, three discrimination areas are preestablished with res... | 02/24/1998 |
| 5719768 | Lock-up clutch control method A lock-up clutch control method controls a torque converter comprising an input shaft through which a rotating force from an engine is input, an output shaft which outputs a driving force to the side of driving wheels and a lock-up clutch which operates i... | 02/17/1998 |
| 5684699 | Travel characteristic control system for automotive vehicle An electric control system for controlling a travel characteristic of an automotive vehicle, wherein a driving condition, movement conditions and a travel course of the vehicle are detected and a number of parameters indicative of a resultant of learning ... | 11/04/1997 |
| 5439428 | Method and apparatus for robust automatic clutch control with pid regulation An automatic clutch controller for a vehicle that reduces the oscillatory response to clutch engagement. The automatic clutch controller receives inputs from an engine speed sensor and a transmission input speed sensor and develops a clutch actuation sign... | 08/08/1995 |
| 5379217 | Vehicle electromagnetic clutch control device In a vehicle electromagnetic clutch control device, a PWM modulator is provided in a microcomputer. In the microcomputer, a current instruction signal is calculated according to engine control data and travel control data, and is compared with an output c... | 01/03/1995 |
| 5335174 | Correcting method for data used for control operation of vehicular clutch In a method for correcting clutch data used for controlling the operation of a friction clutch connected with an electronically controlled transmission system, the clutch data includes meet position data stored in a memory and the stored meet position dat... | 08/02/1994 |
| 5322150 | Arrangement for controlling the slip of an automatic friction clutch A slip control loop (13) is proposed which compares the actual differential speed between input and output speed of a friction clutch (5) of a motor vehicle with a desired differential value and adjusts a positioning drive (7) of the clutch (5) according ... | 06/21/1994 |
| 5307269 | Method for correcting clutch control data in accordance with disk temperature In a method for correcting clutch data used for controlling the engaging/disengaging operation of a friction type clutch, meet position data is updated only when the clutch temperature is less than a prescribed value and the clutch data is corrected by th... | 04/26/1994 |
| 5293316 | Closed loop launch and creep control for automatic clutch An automatic clutch controller for a vehicle that reduces the oscillatory response to clutch engagement. The automatic clutch controller receives inputs from an engine speed sensor and a transmission input speed sensor and develops a clutch engagement sig... | 03/08/1994 |
| 5283738 | Process and device for controlling a clutch A process for controlling a clutch incorporated between the driving engine (M) and the gearbox (G) of a motor vehicle, in which the clutch is a bridging clutch (WK) of a hydrodynamic unit or a separating clutch (K) in a driving train. The process uses dev... | 02/01/1994 |
| 5272630 | Automatic transmission control and strategy for neutral idle An automatic transmission for an automotive vehicle having an automatic ratio control wherein provision is made for disengaging a forward-drive clutch which forms a part of the torque flow path from an engine to the torque input element of multiple-ratio ... | 12/21/1993 |
| 5267158 | Lock-up clutch fuzzy logic control system of vehicle automatic transmission A system for controlling a lock-up clutch of a torque converter in which a target speed ratio of the torque converter of an automatic transmission of a vehicle which mechanically couples a pump impeller connected to an engine output shaft with a turbine r... | 11/30/1993 |
| 5202833 | Method of controlling the partial lock-up of a torque converter in an electronic automatic transmission system The present invention provides a method for controlling the partial frictional engagement between the torque converter and the vehicle engine called "partial lock-up" mode of operation to reduce the rotational speed difference between torque converter and... | 04/13/1993 |
| 5095435 | Apparatus for controlling lock-up clutch in vehicle automatic transmission according to fuzzy set theory An apparatus for controlling a lock-up clutch in a vehicle automatic transmission having a speed changing mechanism and a fluid coupling, wherein an engine is connected directly to the speed changing mechanism when the lock-up clutch is engaged. The appar... | 03/10/1992 |
| 5082096 | Control apparatus for an automatic clutch device A control apparatus for an automatic clutch device which comprises a primary pressure controlling valve for controlling a primary pressure in an oil clutch, a line pressure controlling valve for controlling a line pressure in the oil clutch, a clutch pres... | 01/21/1992 |
| 5083273 | Temperature detection for electromagentic clutch of vehicle A temperature detection device for an electromagnetic clutch of a vehicle comprises an output circuit operation detection device for detecting an output terminal voltage of the clutch and a current feedback signal corresponding to a clutch current, clutch... | 01/21/1992 |
| 5074166 | Continuous speed variable transmission control method A method for controlling a continuously variable transmission having a pair of pulleys each of which includes a groove defined between a stationary pulley element and a movable pulley element, including the step of using hydraulic oil for increasing and d... | 12/24/1991 |
| 5065849 | Method for correcting data used for a clutch control operation In a method for correcting clutch data used for controlling the engaging/disengaging operation of a friction type vehicle clutch, the meet position data among the clutch data is updated by a learning operation at each operation of a predetermined operatio... | 11/19/1991 |
| 5062050 | Continuously variable transmission line pressure control A line pressure control system for a continuously variable transmission which includes a continuously variable member, a clutch and a pressure transducer for providing a feedback signal for both closed loop line pressure and closed loop clutch control. Th... | 10/29/1991 |
| 5060768 | Creep control for a continuously variable transmission A continously variable transmission has a fixed pulley piece and has a movable pulley piece which is supported for movement toward and away from the fixed pulley piece, the width of a groove between the pulley pieces being increased or decreased in order ... | 10/29/1991 |
| 5050714 | System and method for controlling vehicle drive-off In a control system for controlling a clutch coupled with an internal combustion engine for driving a vehicle off, the control operation for clutch engagement is carried out based on the level of power insufficiency of the engine. When the level of engine... | 09/24/1991 |
| 5029087 | Electronic control system for controlling torque converter bypass clutches A control for a hydrokinetic torque converter lockup clutch having a clutch plate that cooperates with a torque converter impeller shell to define a control pressure cavity wherein the clutch plate is subjected to the pressure in the torus circuit of the ... | 07/02/1991 |
| 5023789 | Temperature compensated closed loop control of a hydraulically controlled clutch and APU starting system A temperature compensated control system (100) for a hydraulically controlled clutch (18) for controlling a source of rotary power to a load (101) for accelerating the load from a first velocity to a second velocity within a time interval measured from a ... | 06/11/1991 |
| 5014832 | Clutch control system A clutch control unit which includes a clutch (6); a first detector (9) for detecting a first rate of rotation of an input of the clutch; a second detector (5a) for detecting a second rate of rotation of an output of the clutch; a clutch learning unit (4b... | 05/14/1991 |
| 4982822 | Control system for controlling the line pressure in a continuously variable transmission A pressure transducer, which senses clutch pressure and effects closed loop clutch control in a continuously variable transmission, is used after the clutch is fully engaged to provide closed loop line pressure control to a desired setpoint, which line pr... | 01/08/1991 |
| 4969545 | Apparatus and control method for a magnetic powder clutch Disclosed is a control method and controller for a magnetic powder clutch system including a magnetic powder clutch having an input shaft connected to an engine and an output shaft. In the method, the magnetic powder clutch is energized by an energizing s... | 11/13/1990 |
| 4898049 | Electro-hydraulic control for reducing engagement shock in an automatic transmission In a control system for controlling engagement of a frictional element, such as a clutch, the derivative of the speed of an input member, such as a turbine shaft, of a transmission is calculated and compared to a target value. The difference, i.e., error,... | 02/06/1990 |
| 4858131 | Clutch target position control system A clutch target position control system of an engine includes a clutch actuator for controlling a clutch stroke, a sensor for detecting a parameter corresponding to an accelerator pedal depression amount, an engine revolution sensor for detecting a revolu... | 08/15/1989 |
| 4821190 | Closed loop computer control for an automatic transmission In an automotive vehicle having an automatic transmission that driveably connects a power source to the driving wheels, a method to control the application of hydraulic pressure to a clutch, whose engagement produces an upshift and whose disengagement pro... | 04/11/1989 |
| 4811222 | Method and apparatus for controlling electromagnetic powder clutch for vehicle Method and apparatus for controlling an electromagnetic powder clutch connected to a vehicle engine and including a coil for engaging the powder clutch to transmit an output torque of the engine as a function of an electric current to be applied to the co... | 03/07/1989 |
| 4803628 | Method and apparatus for controlling electro-magnetic particle clutch An apparatus and method for controlling an electro-magnetic particle clutch is provided. The apparatus includes first through third sensors, a memory, first through fourth calculating devices, first through third determining devices and a controller. The ... | 02/07/1989 |
| 4792902 | Engine ignition timing for a clutch engagement control system A system and method for controlling the ignition timing of a spark ignition internal combustion engine in a driveline that includes a multiple speed ratio transmission, at least one of whose operating speed ratios depends on the engaged or disengaged stat... | 12/20/1988 |
