Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7841583 | System and method for detecting a discontinuity in a mechanical drive train Two incremental shaft encoders are mounted on the two extreme ends of a mechanical drive train. The encoders generate data which is representative of the rotational speed of the drive train component proximate to where the encoder is mounted. The data from the encod... | 11/30/2010 |
| 7793918 | Method and system for governing block speed A task input is received at a well service rig. The maximum allowable speed is determined for the task. Current block speed inputs are received. The throttle position for the engine controlling the block is evaluated to determine if the block is to be sped up or slo... | 09/14/2010 |
| 7461830 | Multiple sensor for preventing a crown-block incursion on an oil well rig The technology disclosed herein provides a multiple sensor system that prevents crown incursion by a traveling block in an oil rig. This system calculates traveling block position, traveling block velocity and weight supported by the traveling block, and uses this i... | 12/09/2008 |
| 7422542 | Method of monitoring a chain pulley block and chain pulley block apparatus A method for monitoring a chain pulley block and a chain pulley block apparatus with an electric actuator motor (2) that is connected at the drive side to a transmission (7) across a sliding clutch (14). In order to achieve a safe operation of t... | 09/09/2008 |
| 7374153 | Dual braking device for a power winch A dual braking device for a power winch includes a first braking device and a second braking device, which is composed of a transmitting sleeve, a braking lining, an electromagnetic induction coil, a magnetic conduction member, and an elastic member. When the power ... | 05/20/2008 |
| 7354028 | Method for controlling application of brakes in single drum hoist systems A method of damping the oscillations during an emergency stop of an ascending single drum hoist system in a shaft having a conveyance, the mechanical brakes applying a braking force to the drum and the drum rotating in a first direction having a speed, comprising ap... | 04/08/2008 |
| 7316295 | Drive unit with brake for an elevator An elevator drive unit includes an engine, an engine stand, a bearing block, a traction sheave and an engine frame with a counter-roller base. The stator of the electric drive is bolted, by means of a flange, to the engine stand. The rotor of the electric drive sits... | 01/08/2008 |
| 7303183 | Safety brake mechanism for a winding drum and method for grinding a safety brake The invention concerns a safety brake mechanism for the winding drum (8) of a hoisting machine that can be driven via a motor (4) with lifting gearbox (3), which is substantially braked to a standstill without jerking when the lowering speed is ... | 12/04/2007 |
| 7293761 | Diagnostic system for cranes A hoist system for critical loads incorporates improved safety technology to monitor various possible fault conditions. For example, a command-not-operated function causes braking of the hoist when an encoder detects one of a group of conditions including a lack of ... | 11/13/2007 |
| 7281612 | Brake structure for a roll-up door A brake structure for a roll-up door includes a brake drum fixed to a transmission shaft of a speed reducer. The brake drum receives a pair of brake shoes in opposite inner sides thereof. The brake shoes are pivotably connected to each other at an end of each brake ... | 10/16/2007 |
| 7261277 | Winches A winch assembly (38) comprising a winch (10) having a winch spool (23), an hydraulic drive motor (15), a clutch (17) for directly coupling the drive motor (15) to the winch spool (23) to effect rotation of the winch ... | 08/28/2007 |
| 7262528 | Motor unit including integrated motor and speed reduction mechanism In a motor unit integrating a motor and a drive control section, the drive control section has a stack structure in which two circuit component containing sections are arranged three-dimensionally with a bus bar being arranged between both containing sections. A pri... | 08/28/2007 |
| 7237765 | Speed limiting system for lifting devices Speed limiter system to detect over speed and generate a signal to cut the power and if necessary operate brakes. It consist of the limiter itself, with a tension pulley. The limiter consists of weights connected by a mechanism that moves asymmetrically and by centr... | 07/03/2007 |
| 7226038 | Load arrestor, lifting system and method A load arrestor for use in conjunction with a primary lift, the load arrestor comprising a spool about which winds a safety line attached to a load supported at least in part by the primary lift, a lock mechanism comprising a lock plate connected to and rotatable wi... | 06/05/2007 |
| 7219879 | Apparatus for signaling rotation of a winch to an operator thereof An apparatus for signaling rotation of a winch in which a rotating gear internal in the winch turns an optical disc with alternating segments of distinguishing features. The disc is then in turn read by an optical sensor that can generate a pulsed output signal base... | 05/22/2007 |
| 7201366 | Electronic winch monitoring system An electronic winch monitoring system for a winch having a fixed-ratio gearbox with input and output shafts, a winch drum connected to the output shaft, and an auxiliary brake connected to the output shaft activated by reducing the pressure in a brake release hydrau... | 04/10/2007 |
| 7185881 | Electric winch Apparatus and methods for operating a winch system comprising a wire spooled onto a drum rotatably mounted to a shaft. A permanent magnet is mounted to the drum such that, when an electric current is applied to a coiled winding mounted to the shaft, the drum rotates... | 03/06/2007 |
| 7165758 | Snow-trail grooming vehicle having a cable winch thereon and a method for controlling the cable winch A snow-trail grooming vehicle has a driving chain or track system and a cable assist pulling system having a cable winch. A method for controlling the cable winch includes the steps of detecting the speed of the driving chain, detecting the speed of the cable, compa... | 01/23/2007 |
| 7159851 | Apparatus for deploying and retrieving water sampler An apparatus includes a bi-directional DC motor; a gear reducer connected to the DC motor; a pulley mounted on an output of the gear reducer; an anti-back drive brake mounted on the output of the gear reducer; a reel wound with cable; a second pulley attached to the... | 01/09/2007 |
| 7134511 | Soil working method and device A soil working method and device, in which a drilling rod, to which is fitted at least one drilling tool, is rotated about a rotation axis with a speed using a rotary drive. The drilling rod is simultaneously lowered into a soil area in the direction of the rotation... | 11/14/2006 |
| 7134644 | Compressed air balancer The invention concerns a compressed air balancer (1) for raising, holding and lowering a load, comprising a cable drum (4) which is rotatable and displaceable along its axis of rotation for rolling up and unrolling a cable holding the load, a housing w... | 11/14/2006 |
| 7119295 | Suspended control device The invention refers to a hanging control device connected to a unit to be managed, specifically control switches or hanging control panels in order to control hoisting gear, by means of a control line, whereby the control line contains electrical lines (2) t... | 10/10/2006 |
| 7097156 | Safety device of air balancing hoist A safety device of an air balancing hoist according to the present invention is provided to instantaneously brake a reel drum in the manner that a braking pawl mounted to be rotatable on an end cap is pushed to the outside direction of the circumference of a circle ... | 08/29/2006 |
| 7097155 | Winch or hoist including a device for signaling when a preset minimum number of cable windings are left on a winding drum A method and apparatus for indicating when only a given minimum preset number of winding layers are present on a drum of a winch. An optical sensor system is included in a space in a hollow housing to count the number of revolutions of the drum and the direction of ... | 08/29/2006 |
| 7097310 | Ceiling-mounted projection system A ceiling-mounted projection system has a projector mounted above the ceiling, and a periscope assembly that can be moved by a motor along a vertical axis between a raised position in which the periscope assembly is retracted into the ceiling and a lowered position ... | 08/29/2006 |
| 7080825 | Chain motor drive control system An improved chain motor drive controller is provided for a chain hoist. The system employs a position encoder including a position sensor located within the casing of the chain hoist to producing encoded electrical position signals. A motor pulley is mounted on the ... | 07/25/2006 |
| 7080824 | Chain motor drive controller An improved chain motor drive controller is provided for a chain hoist. The system employs a position encoder including a position sensor located within the casing of the chain hoist to producing encoded electrical position signals. A motor pulley is mounted on the ... | 07/25/2006 |
| 7077246 | Fall safety device A fall safety device is provided having a load-bearing rotor 2, which supports at least one locking member 6, which can be moved by centrifugal force and which is moved into engagement with at least one stop 7b of a stator 4 if a c... | 07/18/2006 |
| 7063306 | Electronic winch monitoring system An electronic winch monitoring system for a winch having a fixed-ratio gearbox with input and output shafts, a winch drum connected to the output shaft, and an auxiliary brake connected to the output shaft activated by reducing the pressure in a brake release hydrau... | 06/20/2006 |
| 7028989 | Tire carrier A tire carrier assembly for storing a spare tire on a vehicle which includes a carrier adapted for supporting the spare tire and a winch operatively connected to the carrier to raise and lower the carrier between a stowed position wherein the carrier is inaccessible... | 04/18/2006 |
| 7029133 | Adjustable security enclosure This invention relates to an apparatus for securing a projector. The apparatus is mountable to a ceiling drop pipe and comprises a cage and a drop pipe connector assembly. The cage has a plurality of interconnected members that together define an enclosure for housi... | 04/18/2006 |
| 7004456 | Engine speed limiter for a hoist A mobile service rig for wells includes a hoist powered by an internal combustion engine. In response to the hoist exerting a predetermined lifting force, the lifting force is limited by automatically limiting or reducing the speed of the engine. ... | 02/28/2006 |
| 6997442 | Safety sensor for a lift assembly A lift assembly having a drum rotatably mounted to a frame and linearly translatable with respect to the frame. A plurality of head blocks are connected to the frame along a helical mounting path, wherein linear translation of the drum during takeoff or take-up main... | 02/14/2006 |
| 6974044 | System and device for controlling a load lifting device The invention relates to a system for controlling a load lifting device (1) with a controllable drive (2) and a lifting element (5) which is linked with the drive (2) and which is—at least in a non-operational position due to the gravit... | 12/13/2005 |
| 6966545 | Chain block A chain block with a drive motor (2) with a motor shaft (11), which is connected at the take-off side via a slip clutch (50) to a transmission input shaft (14), having a first gear (18a) and mounted in a housing (1) b... | 11/22/2005 |
| 6966407 | Escape-Right The Escape-Right is an emergency escape system comprising: a passenger harness, a cable, a reel, a shaft fixed to the reel permitting rotation of the reel as the cable is unrolled, a reduction gear assembly, a centrifugal brake assembly, a housing enclosing the brak... | 11/22/2005 |
| 6776396 | Hoisting device for an elevator In a hoisting device for an elevator, a driving motor is made cylindrical, and a brake system is accommodated radially inwardly of the driving motor. The driving motor and the brake system overlap in a radial direction. ... | 08/17/2004 |
| 6695292 | Safety device for air balancing hoist The present invention relates to a safety device for an air balancing hoist for braking and finally stopping a reel drum in such a manner that upon fast rotation of the reel drum during a lifting-up operation, a braking pawl attached to the reel drum is l... | 02/24/2004 |
| 6637711 | Projector lift According to the present disclosure, a projector lift is provided to raise and lower a projector from the ceiling. The projector lift includes a first mount normally coupled to the ceiling, a second mount supporting the projector, a driver configured to r... | 10/28/2003 |
| 6520483 | Hoisting device for an elevator In a hoisting device for an elevator, a driving motor is made cylindrical, and a brake system is accommodated radially inwardly of the driving motor. The driving motor and the brake system overlap in a radial direction.... | 02/18/2003 |
