Bizarre Patents
Apparatus for Simulating a High Five
A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
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| Number | Title | Issue Date |
| 5367458 | Apparatus and method for identifying scanned reflective anonymous targets A method and apparatus for verifying the identity of an observed anonymous target 16 from a plurality of anonymous reflective targets 16 positioned at predetermined spaced apart locations within an area 14 of operation of an automatic guided vehicle 10 is... | 11/22/1994 |
| 5239242 | Motor direction contactor switching control Motor control systems having direction contacts for steering current through a motor are commonly associated with electrical industrial vehicles, such as lift trucks. Advantageously, the operation of the direction contacts should be optimized in order to ... | 08/24/1993 |
| 5190436 | Carriage assembly having side shiftable and adjustable forks A carriage assembly has a frame and a carrier movably connected to the frame. First and a second forks are slidably mounted on the frame and movable in transverse directions along the frame. First and a second jacks are connected to and between the first ... | 03/02/1993 |
| 5147171 | Side shift carriage for a lift mast A side shiftable carriage assembly has a carriage frame and a side shift frame. A bracket arrangement connects the side shift frame to the carriage frame for slidable movement in directions transverse uprights of a lift mast. The bracket arrangement has s... | 09/15/1992 |
| 5142435 | Filter capacitor precharge apparatus An apparatus is provided for precharging a filter capacitor to prevent damage to a set of contacts resulting from arcing across the contacts. Included is a coil, a set of contacts, and a battery, such that the contacts and filter capacitor are connected i... | 08/25/1992 |
| 5088880 | Fluid operated fork positioning control system A control system for selectively moving load engaging forks along a carriage frame in first and second modes of operation is provided. In the first mode of operation the first and second forks are movable in unison and at the same rate of speed along the ... | 02/18/1992 |
| 5084658 | Motor speed control system for an electrically powered vehicle A motor speed control system for a vehicle is provided. The control system includes an electric motor connected to a power coupling element for delivering electrical energy to the motor in response to a control signal. A sensor produces a current signal i... | 01/28/1992 |
| 5072648 | Control system for a fluid operated jack A control system for a fluid operated jack reduces the speed of retraction of a piston rod of the jack to an acceptable rate during a preselected range of operation by adding pressurized fluid flow to the fluid being exhausted from the jack through a rest... | 12/17/1991 |
| 5055961 | Flyback current dampening apparatus An apparatus for dampening current in a coil has a switchable member which controls the current level in the coil and a flyback circuit that allows current in the coil to slowly dissipate when the switchable member changes from an "ON" to an "OFF" state. ... | 10/08/1991 |
| 5052882 | Apparatus and method for controllably positioning forks of a material handling vehicle An apparatus controllably moves the forks of a material handling vehicle in traverse directions relative to a carriage assembly. The carriage assembly includes fork position sensors which detect the transverse location of each fork. A controller receives ... | 10/01/1991 |
| 5052881 | Bearing mounting arrangement for a lift mast A bearing mounting arrangement for a lift mast assembly has a retaining device which maintains a bearing member from movement relative to a first member of a lift mast assembly and directs a flow of lubricant past a second surface of the bearing member an... | 10/01/1991 |
| 5049802 | Charging system for a vehicle Automated charging systems for vehicles having rechargeable batteries are in common use today. Such systems typically have exposed contacts or the need for additional circuitry to move the contacts. The subject system includes circuitry which allows the c... | 09/17/1991 |
| 5026245 | Clamping arrangement for a lift mast A clamping arrangement for stabilizing a load carried on an elevationally movable load engaging device of a material handling lift mast has a clamp movably connected to the load engaging device and an actuator for moving the load engaging clamp between fi... | 06/25/1991 |
| 5014811 | Battery retaining system A system for retaining a battery on a frame of a vehicle has a retaining device which is movable between a first position at which the battery is free to move in a passing relationship relative to a side of the frame and second position at which the batte... | 05/14/1991 |
| 4995469 | Operator's station mounting arrangement and method A mounting arrangement which facilitates the positioning of an operator's station on the frame of a work vehicle at a plurality of elevationally spaced apart positions relative to a longitudinal axis of the work vehicle and permits control of the operatio... | 02/26/1991 |
| 4983094 | Load lifting attachment Yieldably suspended attachments for lifting trailers or containers are difficult to accurately position. Therefore, load pick-up and deposit is inefficient and inaccurate. A load lifting attachment having an elevationally movable connecting frame, a load ... | 01/08/1991 |
| 4950118 | System for loading and unloading trailers using automatic guided vehicles A system using free ranging automatic guided vehicles (AGVs) for loading and unloading material from a number of trailers is provided. The system employs a plurality of sensors for monitoring both pedestrian, operator driven vehicles and other AGV traffic... | 08/21/1990 |
| 4944357 | Power transferring arrangement A contactor assembly having contacting head portion is mounted on a vehicle and a receiving device is mounted on a load transfer station. The contactor assembly and receiving device is provided for transferring electrical energy from a source of electrica... | 07/31/1990 |
| 4934478 | Contact sensing apparatus and method A sensing apparatus capable of delivering a control signal in response to contact between an element of the apparatus and an external object should respond readily to a predetermined level of contact, and should be sensitive along all portions of the cont... | 06/19/1990 |
| 4918607 | Vehicle guidance system A navigation system for use in a self guided material handling vehicle provides guidance during operation in areas having densely stacked rows of containers and reduces the potential of deviation of the self guided vehicle from the desired path of travel.... | 04/17/1990 |
| 4906159 | Freely positionable load carrying attachment for an automatic guided vehicle A load carrying attachment has a supporting frame mounted on an elevationally movable carriage assembly mounted uprights of a lift mast and a load engaging frame having a load engaging device. A connecting device connects the load engaging frame to the su... | 03/06/1990 |
| 4903054 | Obstacle detection system An obstacle detection system for protecting a frame upper end portion and laser scanning device of a self guided vehicle from damage by external objects includes a device for delivering a light signal in a direction along a preselected elevationally orien... | 02/20/1990 |
| 4896748 | Full free lift mast assembly A full free lift mast assembly having a first pair of spaced apart uprights, a second pair of spaced apart uprights mounted on the first pair of uprights and elevationally movable therealong and a carriage mounted on the second pair of uprights is provide... | 01/30/1990 |
| 4897882 | Motor control apparatus and method Motor control systems are commonly associated with motors found on electric industrial vehicles, such as lift trucks. Advantageously, the control of such motors should be optimized such that current is timely supplied to the motors in conjunction with sel... | 01/30/1990 |
| 4879623 | Voltage transients Motor control systems having solid-state components are commonly used on industrial vehicles such as lift trucks. Such solid-state components are easily damaged by excessive transient voltages. The subject invention includes a power supply for supplying d... | 11/07/1989 |
| 4869635 | Apparatus for controllably positioning a lift mast assembly of a work vehicle An apparatus and method for controllably moving the carriage assembly of a automated load handling vehicle vertically and horizontally. The carriage assembly includes load detecting sensors which detect the opening in the load during movement of the carri... | 09/26/1989 |
| 4861220 | Load positioning assembly and method A load positioning assembly and method for locating and maintaining a load supporting device on a material handling vehicle, includes a load carrying device mounted on a frame and a load carrying portion elevationally movable along an elevationally orient... | 08/29/1989 |
| 4849731 | Scanning obstacle detection apparatus An apparatus for detecting obstacles in the path of a work vehicle, in which a transducer produces radiant energy, receives radiant energy reflected from an obstacle and produces an obstacle detected signal in response to receiving the reflected radiant e... | 07/18/1989 |
| 4823901 | Apparatus and method for detecting faults in an obstacle detection system Industrial vehicles incorporating obstacle detection systems are commonly employed in commercial applications. Advantageously, such collision avoidance systems should incorporate failure detection systems sufficient to make such systems fail-safe. The sub... | 04/25/1989 |
| 4818171 | Pallet transferring arrangement and method A pallet transferring arrangement and method for positioning a pallet transfer deck relative to a load transfer station is provided. The pallet transferring arrangement has a jack assembly for elevationally moving a load carrying member between first and ... | 04/04/1989 |
| 4807714 | Hitch assembly and method A hitch assembly and method for connecting a vehicle to a towed apparatus and releasing the towed apparatus from connection to the underlying supporting surface has a tongue which is connected to the towed apparatus and a socket engaging device mounted on... | 02/28/1989 |
| 4804893 | Electric braking control An apparatus for an electric drive vehicle which provides linear deceleration via electrical braking. The apparatus monitors vehicle speed and adjusts the duty cycle of a chopper circuit according to look-up tables. These table correlate vehicle speed and... | 02/14/1989 |
| 4792995 | Bidirectional roller deck control for a self guided vehicle A self guided vehicle has a roller deck controllably powered by an electric motor to accept and deliver loads on both the left and right side of the vehicle. An infrared communication system is employed to coordinate the overall transfer of these loads be... | 12/20/1988 |
| 4787964 | Gas diffusion electrodes, electrochemical cells and methods exhibiting improved voltage performance Gas diffusion electrodes, gas generating or consuming electrochemical cells utilizing such electrodes, and a method of preparing such electrodes are disclosed. The electrode comprises an electronically conductive porous body defining respective gas and el... | 11/29/1988 |
| 4785900 | Vehicle compartment closure arrangement A work vehicle having a frame defining a compartment for receiving vehicle components has a compartment closure arrangement which permits ease of access and adequate opening for servicing of the components. The compartment closure arrangement includes a c... | 11/22/1988 |
| 4772829 | Apparatus for interactively accelerating an electric drive vehicle An apparatus for controlling the supply of power to an electric drive motor normally controls the duty cycle of a power switching element to produce a variety of vehicle speeds. The apparatus typically controls the rate of change of the duty cycle to prov... | 09/20/1988 |
| 4755905 | Vehicle velocity sensing apparatus and method Automatic guided vehicles require an accurate method and apparatus for determining vehicle velocity. The subject apparatus is associated with a vehicle having at least one surface engaging idler wheel. A resolver produces a rotation angle rate signal havi... | 07/05/1988 |
| 4751983 | Load lifting device load sensing Sensors associated with load carrying members are inaccurate, incorrectly sense the position of the load, and are subject to impact forces which cause premature sensor failure. A load lifting device having a load carrying member and first and second senso... | 06/21/1988 |
| 4751439 | Multiple chopper speed control system for compound motor A compound-motor speed control system for a battery-powered vehicle (86) wherein the series winding (14) and the shunt winding (16) of the motor (12) are magnetically linked in energy transfer relation. A first current switch (18) is connected in series w... | 06/14/1988 |
| 4741412 | Elevating device for a work vehicle Devices for elevationally moving a platform are complex in construction, bulky, tend to wear prematurely, are unable to maintain the platform at a preselected attitude, and tend to move jerky. A lifting mechanism having an elevationally movable shaft driv... | 05/03/1988 |
