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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 |
| 8123304 | Hydraulic system and method for operating a brake of a wind turbine A hydraulic system and method for controlling the brake of a wind turbine are provided. During operation of the wind turbine, pressurized working fluid in the hydraulic system is blocked from being supplied to the brake. Even if some of this fluid does reach the bra... | 02/28/2012 |
| 7931343 | Parking brake with safety device A parking brake having an electromechanical and hydraulic device for gripping a pack of movable sectors connected mechanically to the wheels to exert the desired braking force on the wheels. The parking brake is characterized by having an oil flow regulating valve a... | 04/26/2011 |
| 7905554 | Working machine A working machine includes a body, a ground engaging structure including at least one pair of driven wheels, an engine, and a transmission for transmitting power from the engine to the driven wheels, a pressurized air system for providing pressurized air for use in ... | 03/15/2011 |
| 7862129 | Electric parking brake system with one cable for vehicle The present invention provides an electric parking brake system with one cable that has only one cable between an actuator, serving as a power generator, and parking cables and high flexibility in laying-out for mounting to a vehicle. According to an electric parkin... | 01/04/2011 |
| 7568772 | Wind energy plant with a hydraulically actuated rotor brake and method for the hydraulic control of a rotor brake A method for controlling a hydraulically actuated rotor brake for a drive train of a wind energy plant, wherein the rotor brake is realized as an active rotor brake, which exerts a braking moment getting stronger when the hydraulic pressure increases, wherein in a f... | 08/04/2009 |
| 7494193 | Wind energy plant with a hydraulically actuated rotor brake A wind energy plant with a hydraulically actuated rotor brake for a drive train, which has at least one hydraulically actuated brake cylinder, the braking moment of which gets stronger when the hydraulic pressure increases, wherein a volume of hydraulic fluid is ten... | 02/24/2009 |
| 7357462 | Hydraulic brake system for a wind energy plant The hydraulic brake system comprises a piston/cylinder unit (14) for activating and releasing a brake (12), comprising a volume (16) adapted to have a pressurized working fluid supplied thereto for moving the piston (24) from a braking po... | 04/15/2008 |
| 7350881 | Motorcycle with antilock brake system In a motorcycle provided with an antilock brake system, a front fork supporting a front wheel of a motorcycle is supported to be rotatable by a head pipe which is located at the front end portion of a body frame of a motorcycle, a handle-bar is secured to an upper e... | 04/01/2008 |
| 7331640 | Vehicular brake control apparatus and control method therefor A control unit 10 controls brake forces of brake systems of a pair of brake operation elements L1, L2 operated independently to perform an anti-lock brake control for eliminating a locked state of a wheel. The control unit 10 applies the ... | 02/19/2008 |
| 7331431 | Pneumatically or electromotively operable disc brake A pneumatically or electromotively operable disc brake, including a brake caliper that straddles a brake disc, at least one brake application device for tensioning the brake disc by way of a displaceably guided element, particularly a cross member. The displaceably ... | 02/19/2008 |
| 7237852 | Method and device for controlling and braking an aircraft running on the ground Method and device for controlling and braking an aircraft running on the ground According to the invention, the aircraft (1) comprises two close undercarriage wheel assemblies (2D, 2G) and two distant undercarriage wheel assemblies (3 | 07/03/2007 |
| 7234784 | Brake device for a two-wheeled motor vehicle, and method of using same In a braking device of a motorcycle, in which a rear wheel braking mechanism is operated in conjunction with a front wheel braking operation, accurate determination of a reduction in rear wheel load is provided, and additional reduction of the rear-wheel load is pre... | 06/26/2007 |
| 7219965 | Linked brake system for motorcycles A linked brake system for motorcycles includes front and rear wheel brakes, an actuating device by which the front and rear wheel brakes can be operated simultaneously, a control system for controlling brake pressures at the front and rear wheel brakes, and wheel ro... | 05/22/2007 |
| 7207409 | Two speed all wheel drive system A two speed drive system for an all wheel drive vehicle includes a double planetary gear front differential and a power take-off unit transferring drive torque to a front wheel set and a rear wheel set of the vehicle. A rear differential connects the power take-off ... | 04/24/2007 |
| 7185956 | Performance hydraulic systems for hybrid brake system A braking system including a pre-charge with a plurality of pumps disposed in parallel with respect to one another. The pumps can direct pressurized brake fluid to the brakes during a controlled braking maneuver. The pumps operate with offset operating cycles such t... | 03/06/2007 |
| 7182184 | Disk brake comprising an electric motor-driven wear adjusting system A disk brake apparatus with a readily- releasable wear adjuster, including a brake caliper which overlaps a brake disk, a tensioning device for tensioning brake pads and an adjusting system for compensating for brake pad wear, where the adjusting system includes at ... | 02/27/2007 |
| 7156471 | Two-stage cylinder for applying automatic set and release hand brake An apparatus engageable with a hand brake assembly for automatically applying at least one brake secured to a railway vehicle. The apparatus comprises an operating mechanism which is a two stage pneumatic cylinder having a primary portion for initial phase of the br... | 01/02/2007 |
| 7121388 | Automatic application hand brake An apparatus engageable with a hand brake assembly for automatically applying at least one brake device secured to a railway vehicle with such hand brake assembly. The apparatus includes an operating mechanism having at least a portion thereof engageable with at lea... | 10/17/2006 |
| 7111524 | Cable actuated adjustable pedal An adjustable pedal includes a first member with a slot and a second member movable along the slot relative to the first member. A pin is disposed in the slot. A biasing member urges the second member toward the one end. A tension control member is connected to the ... | 09/26/2006 |
| 7097260 | Parking brake for a tractor A parking brake for a motor vehicle includes: a manual operating lever; a braking device designed to act on brake disks applied on a bevel pinion for transmission of the motion to the wheels of the motor vehicle; and a cable for transmission of the command imposed v... | 08/29/2006 |
| 7021722 | System for and method of braking a vehicle The invention relates to a brake system configured to enhance control and maneuverability of a three-wheeled agricultural applicator. The brake system includes a brake pedal in fluid communication with a rear brake system and a front brake system. The front brake sy... | 04/04/2006 |
| 7000997 | Control unit for a wheel brake of a motor vehicle An actuating unit (1) for a wheel brake (2) of a motor vehicle has a hydraulic pump (14) that can be driven at variable speeds by an electric motor (13). In addition, a cylinder-piston unit (3) is provided, with a piston (6)... | 02/21/2006 |
| 6986554 | Power dissipation management system A method and apparatus for a power dissipation management system for a vehicle where a thermal condition of a plurality of driveline components is determined. The quantity of energy for each driveline component can absorb is determined based upon its thermal conditi... | 01/17/2006 |
| 6913325 | Electrically operable vehicle parking brake drive An electrically or manually operable brake drive for the brakes of a vehicle which has a gear train optionally driven by a reversible electric motor or a manual member. The brakes can be set or released by the electric motor without manual changing of the drive comp... | 07/05/2005 |
| 6702074 | Brake heat reducing system The present invention provides a brake heat reducing system for reducing the temperature of brake components in vehicles, the brake heat reducing system cooperating with the braking system of the vehicle and having a control device having an accelerometer... | 03/09/2004 |
| 6522966 | Method of controlling vehicle hydraulic brake system A method of controlling a pump-driven type vehicle hydraulic brake system which can suppress pulsation of brake hydraulic pressure and makes it possible to accurately and quickly apply brake hydraulic pressure is provided. Using an equation between the pr... | 02/18/2003 |
| 6513631 | Hydraulic brake system An hydraulic brake system that rapidly and precisely slows or reduces speed by constraining or stopping the movement of a link mechanism connected between a piston and a rotational driving shaft of a power system with physical force generated due to the i... | 02/04/2003 |
| 6460940 | Supplemental brake system A supplemental brake system for a vehicle having its own primary braking system by which the vehicle may be slowed from a towing vehicle. The supplemental brake system includes a vacuum-operated servo unit that is connected to the brake pedal of the vehic... | 10/08/2002 |
| 6450586 | Brake control apparatus capable of preventing wheels from locking without increasing a braking time and a braking distance A brake control apparatus comprises a brake disk, a main brake mechanism, a subsidiary brake mechanism, a wheel speed sensor, and a control device. The brake disk rotates with a wheel. The main brake mechanism and the subsidiary brake mechanism press a ma... | 09/17/2002 |
| 6360854 | Hydraulic brake system An hydraulic brake system that rapidly and precisely slows or reduces speed by constraining or stopping the movement of a link mechanism connected between a piston and a rotational driving shaft of a power system with physical force generated due to the i... | 03/26/2002 |
| 6336686 | Modular disc brake and actuator level therefor The present specification describes an actuating lever (21) for a disc brake (1, 7), having a cam section (23) with a part cylindrical curved surface (25) and a part cylindrical channel (27) with an elongate cylindrical force transmitting member (29) loca... | 01/08/2002 |
| 6280002 | Hydraulic braking system A hydraulic brake system wherein a portion of a volume of a first fluid supplied to a steering system by a pump is selectively diverted to an actuator assembly for a master cylinder to develop an force for actuating a master cylinder to pressurize fluid w... | 08/28/2001 |
| 6254197 | Hydraulic braking system A hydraulic braking system, method for controlling the hydraulic braking system, and a control system for controlling the hydraulic braking system are provided. The hydraulic braking system may be applied to any kind of moving elements or systems. For exa... | 07/03/2001 |
| 6247564 | Automotive suspension locking device An automotive suspension-locking device mounted to a shock absorber having a cylinder and a piston rod, the suspension-locking device includes a brake band provided around the piston rod of the shock absorber for locking and unlocking the shock absorber, ... | 06/19/2001 |
| 6179389 | Pump system for generating a brake pressure A system generates a brake pressure with a pump which delivers a volume into the chamber of a master brake cylinder and builds up a pressure which is used by at least one additional assembly, particularly a power-assisted steering system. The system has a... | 01/30/2001 |
| 6155652 | Cam activated hydraulic braking system A braking system controlled by an operator's pedal for a vehicle equipped with a mechanically actuated brake clutch pack in which a cam is rotated in response to movement of a brake pedal to operate a pressure-modulating hydraulic valve to direct fluid pr... | 12/05/2000 |
| 6106078 | Pressure augmentation for brake apply system A brake apply system includes a pressure charging module having a bore carrying a pumping piston that has a base piston surface and an augmentation piston surface. The pressure charging piston separates the bore into an input chamber adjacent the base pis... | 08/22/2000 |
| 6092789 | Methods and apparatus for boom hoist systems A boom hoist system for supporting and adjusting the position of a lifting crane gantry is provided including a drum, a drive system, and first and second braking systems for selectively stopping rotation of the drum. The boom hoist system operates indepe... | 07/25/2000 |
| 6027179 | Emergency stop apparatus for hydraulic speed change gear An emergency stop apparatus for a hydraulic speed change gear is capable of quickly reducing the pump discharge to zero in order to stop the traveling of a vehicle at the time of an emergency, where the vehicle employs a hydraulic travel drive system, suc... | 02/22/2000 |
| 5984424 | Emergency brake system for a vehicle Two methods of calibrating Fax machines are disclosed. The first method utilizes a pre-printed calibration chart and a computer connected to the Fax machine to be calibrated. The calibration chart is fed into the Fax machine which sends the resultant data... | 11/16/1999 |
