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A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 7625023 | Modular energy absorber with ribbed wall structure A modular energy absorber 10 that is tunable. It comprises one or more energy absorbing modules 12. The energy absorbing modules 12 have means for coordinating 14 energy absorbing units 16 of the one or more modules. The means 1... | 12/01/2009 |
| 7472935 | Impact dispersal device An apparatus for impact dispersal of a force applied to a vehicle, such as a motor vehicle or other carrier. The apparatus includes a hydraulic cylinder in fluid communication with a relief valve and a flow restrictor connected in series. The piston rod of each cyli... | 01/06/2009 |
| 7341645 | Shock and energy dissipating assembly A shock and energy dissipating device includes a number of cylinders attached to an outer peripheral portion of the vehicle for being actuated when a force is applied onto the outer peripheral portion of the vehicle or when a collision happened to the vehicle. A sea... | 03/11/2008 |
| 7290812 | Vehicle impact energy management system An impact energy management system for absorbing or displacing kinetic energy during a collision. The system includes a housing defining a chamber and a contact element disposed at least partially within the chamber and longitudinally movable therein. At least a fir... | 11/06/2007 |
| 7275776 | Vehicle impact energy management system An impact energy management system for absorbing or displacing kinetic energy during a collision. The system includes a housing defining a chamber and a contact element disposed at least partially within the chamber and longitudinally movable therein. A tab extends ... | 10/02/2007 |
| 7066531 | Chassis structure for vehicles It is an object of the invention to provide a chassis structure for vehicles that can effectively absorb an impact. Side members extend in a longitudinal direction of a vehicle body along the sides of the vehicle body. The side members are made to buckle in the long... | 06/27/2006 |
| 7063364 | Bumper arrangement A moveable bumper arrangement. The moveable bumper arrangement includes an elongated bumper member, an end bumper member, and a mechanism coupled to the end bumper member. The mechanism allows substantially translational movement of the end bumper member with respec... | 06/20/2006 |
| 7017893 | Pull-type suspension A suspension unit used in a pull type shock application is disclosed, whereby a main shaft passes completely through a damping fluid so that the shock absorber fluid is not compressed when the shock shaft is displaced. The shaft also acts on a compression spring by ... | 03/28/2006 |
| 7000745 | Method to improve adhesion between pre-cured elastomer and metal surface The bond strength between a pre-cured elastomeric member and a metal surface is increased by applying a phosphate coating to the metal surface. This is particularly suitable for use in formation of torsional vibration dampeners wherein an elastomeric member is compr... | 02/21/2006 |
| 7000907 | Spring system for bicycles The present invention relates to a spring system for bicycles having a first load-applying segment and a second load-applying segment as well as at least one positive spring and at least one negative spring arranged to be effectively operable between the first and t... | 02/21/2006 |
| 6966602 | Body frame of vehicle, employing load imposing device A body frame of a vehicle for securing, in control of buckling, necessary strength without increasing the size of the frame member, and for reducing impact deceleration produced at the start of buckling. The body frame of has a frame member provided in one of a fron... | 11/22/2005 |
| 6957807 | Damping device The invention concerns a damping device for damping the kinetic energy of movable cabinet components, which has a first damping element with a first cylinder that has a first piston, which slides lengthwise in it, and at least one more (second) damping element with ... | 10/25/2005 |
| 6942261 | Linear actuator with an internal dampening mechanism A linear actuator with an internal dampening mechanism is disclosed. The actuator has a housing has a first end and a second end and forms an internal chamber. A constricted opening is also added to the actuator at the first end. A piston is disposed within the hous... | 09/13/2005 |
| 6932397 | Front assembly for heavy goods vehicles Method and arrangement for providing a front assembly of a heavy vehicle (1), which front assembly interacts with a front portion of a longitudinal frame (10) of a vehicle, and in which there is included an underrun protection that has a stiff, force-a... | 08/23/2005 |
| 6926322 | Laterally extendable bumper system An extendable bumper system for a vehicle, the extendable bumper system comprising: a bumper structure; a laterally extending bumper segment slideably located within the bumper structure; and an actuator in operable communication between the bumper structure and the... | 08/09/2005 |
| 6913126 | Impact damper An impact damper for deceleration of a vehicle impacting on all obstacle by hydraulic damping forces and gas spring forces includes at least inner and outer pipes telescopically displaceable one inside the other and defining an annular space therebetween with a base... | 07/05/2005 |
| 6669179 | Impact damper Impact damper as a connecting member between a bumper and a chassis of a motor vehicle for the purpose of damping the shock loading during a collision between this motor vehicle and an obstacle, predominantly through gas-spring forces and deformation work... | 12/30/2003 |
| 6536818 | Bumper for a motor vehicle A bumper for a motor vehicle that includes a frame attached to the motor vehicle, a covering that covers the frame, and at least one set of self contained gas springs that are for attaching to the motor vehicle. The at least one set of self contained gas ... | 03/25/2003 |
| 6523872 | Damped crash attenuator Crash attenuator for protecting a truck or stationary structure from damage resulting from impact of an object including a frame mountable to the structure, a bumper having an impact-receiving face adapted to receive an impact from the object, a movable d... | 02/25/2003 |
| 6520552 | Bumper for a motor vehicle A bumper for a motor vehicle; includes a cross member having an U-shaped cross section and intended for attachment to longitudinal members of a vehicle chassis. The cross member includes a web and two legs connected to the web. Received in the cross membe... | 02/18/2003 |
| 6435578 | Energy dissipating device for an automobile bumper This invention is related to an energy dissipating device for an automobile bumper, which includes two or more energy dissipaters, one or more oil tanks and oil pipes. There is a hollow rod-piston in each energy dissipater, which divides the dissipater in... | 08/20/2002 |
| 6343821 | Damped crash attenuator A crash attenuator for protecting a truck or stationary structure from damage resulting from impact of an object such as a vehicle including a fame mountable to a truck or stationary structure, a bumper having an impact-receiving face adapted to receive a... | 02/05/2002 |
| 6334639 | Bumper equipped with shock-absorbing means A vehicle bumper with shock-absorbers, including a rigid support attached to a vehicle onto which a bumper shell is fitted, the shock-absorbers including at least two pyrotechnic actuators linking the rigid support to the vehicle, the actuators being conn... | 01/01/2002 |
| 6279973 | Energy absorption apparatus A vehicle shows a vehicle bumper (9) having a first member (10) and a second member (11) connected to a vehicle. Low viscosity liquid (12) is trapped in between members (10 and 11) and on impact of member (10) with an obstacle a frangible membrane (13) ca... | 08/28/2001 |
| 6227583 | Automotive impact energy absorption device An extendable element absorbs impact energy from a baffle and is capable of being moved by a trigger connected to a collision monitoring system. The device is moved in the longitudinal direction out of an initial position, in which it is received essentia... | 05/08/2001 |
| 6203079 | Damped crash attenuator A crash attenuator for protecting a truck or stationary structure from damage resulting from impact of an object such as a vehicle including a frame mountable to a truck or stationary structure, a bumper having an impact-receiving face adapted to receive ... | 03/20/2001 |
| 6186565 | Lift apparatus for attenuator cushion A lift apparatus adapted to be mounted on a vehicle for supporting an attenuator cushion comprising a vehicle mounted support frame; a support member coupled to said support frame and extending outward from said vehicle; and a mounting bracket to which th... | 02/13/2001 |
| 6176529 | Torsional under-ride guard An energy absorption device designed to be mounted on the rear of a high elevation vehicle (e.g. a truck, cargo carrier, trailer or semi-trailer). More particularly, a torsional under-ride guard for use with a high elevation vehicle, which torsional under... | 01/23/2001 |
| 6148970 | Energy absorbing device An energy absorbing device adapted to be connected between a motor vehicle bumper and a motor vehicle frame includes a liquid filled cylinder having a piston therein connected to the impact receiving device. The cylinder is provided with a plurality of we... | 11/21/2000 |
| 6007123 | Energy absorbing bumper An energy absorbing bumper that dissipates kinetic energy of a moving mass via conversion to compressive membrane energy stored in a primary beam-column, potential energy stored in two laterally mounted energy absorbers and bending energy stored in a seco... | 12/28/1999 |
| 5984058 | Cushioned braking system for a monorail trolley A cushioned braking system for cushioning the impact of a moving vehicle for amusement for children is disclosed. The braking system comprises a double ended air cylinder having a first cylinder end and a second cylinder end. A first head member and a sec... | 11/16/1999 |
| 5941582 | Vehicle bumpers incorporating hydraulic means A bumper device for motor vehicle is disclosed. A series of impact absorbing means to reduce the force of impact from collision that is transmitted onto the chassis of a vehicle is disclosed. The impact absorbing means includes: a hydraulic cylinder and p... | 08/24/1999 |
| 5884959 | Impact-absorbing damping device Impact-absorbing damping device which has at least two telescoping tubes, in particular for motor vehicles, to decelerate a vehicle when it collides with an obstacle by damping and/or spring forces, whereby the cavity of at least one tube is provided with... | 03/23/1999 |
| 5785368 | Vehicle with impact protection unit A vehicle has a frame enclosing the usable space of the vehicle. An extendable impact protection unit is connected to the frame. The extendable impact protection unit has an extendable member and a telescopic device for extending and retracting the extend... | 07/28/1998 |
| 5593195 | Impact moderating mechanism for automobiles An impact moderating mechanism for automobiles comprising a pair of identical bump wave absorbing and tranferring devices at two ends of a chassis respectively. Each of the bump wave absorbing and transferring devices have an outer bumper, a pair of first... | 01/14/1997 |
| 5370429 | Bumper system having an extendable bumper for automotive vehicles A bumper system including an extendable bumper resiliently disposed in the direction of impact. The system is compact and, even at elevated impact speeds, protects the automotive vehicle against damage. The bumper is extended by an adequate amount before ... | 12/06/1994 |
| 5285877 | Impact damper Impact damper for motor vehicles, the impact damper having two tubes which can be pushed one inside the other, the inner tube consisting of a first and second fluid chamber and a gas chamber separated from the first fluid chamber by a separating piston. A... | 02/15/1994 |
| 5286138 | Vehicle positioning methods and apparatus with impact damper A push roll assembly mounted to a material receiving apparatus, such as a paver or other material receiving machine, includes a resilient link which allows energy transferred during contact of a supply truck with the push rolls to be gradually transferred... | 02/15/1994 |
| 5277462 | High-performance car bumper module This invention relates to a high performance car bumper module having a covering front piece; a reinforcing element; and a system for controlled and reversible force displacement. The reinforcing element has a bow system which includes a pair of hinges, w... | 01/11/1994 |
| 5273330 | Twist-lock mounting assembly and method for a bumper energy absorber The present invention includes a mounting assembly for securing an energy absorber unit to vehicular support. A collar having a hub portion is secured to the energy absorber. The hub portion includes at least one circumferential ramp and flange. A mountin... | 12/28/1993 |
