Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8181545 | Actuator with integrated drive mechanism An actuator assembly having a housing, at least one rotating gear member including a cam, and an actuator device operably connected to the rotating gear member, operably contained in the housing, for rotating the gear member. Also included is a bearing member operab... | 05/22/2012 |
| 8151660 | Three axes rotational motion-positioning apparatus A rotational motion-positioning apparatus capable of generating rotational movement about three orthogonal rotational axes. A first axial cam and second axial cam are supported by a rotational joint base. A rotational joint is attached between the rotational joint b... | 04/10/2012 |
| 7581459 | Device for transporting parts for supplying machines A device for transporting parts (1) includes a transporting member (3) whereon the parts to be transported (2) are to be arranged. The transporting member (3) is mounted mobile relative to a frame (9) of the device for reciprocatin... | 09/01/2009 |
| 7416658 | Elliptical motion drive device for a step screen Disclosed herein is an elliptical motion drive device for use in a step screen. The elliptical motion drive device comprises first and second eccentric wheels coupled to a single drive shaft to be eccentrically positioned to each other. Upon rotation of the drive sh... | 08/26/2008 |
| 7331407 | Vibration reduction apparatus for power tool and power tool incorporating such apparatus A vibration reduction apparatus for use with a hammer tool having a hammer piston is disclosed. The hammer piston is caused to reciprocate in the cylinder by rotation of a gear wheel and crank drive. A cam is mounted around the gear wheel, a counterweight surrounds ... | 02/19/2008 |
| 7284513 | Internal combustion engine without connecting rod and a method of its construction The invention relates to the structure of internal combustion engine without a connecting rod and a method of its construction. The proposed method of construction describes the consecutive steps in creating the engine and allows the creation of internal combustion ... | 10/23/2007 |
| 7273026 | Roller follower body The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity, a second cavity, and a transition opening, wherein the first cavity includes a first inner surface configured to house a cylindrical insert the second cavity i... | 09/25/2007 |
| 7263909 | Drive device The present invention is electronically driven locking device for a locking element of a motor vehicle. The device has a motor, a gear wheel including a gear ring, a hub, and an elastic intermediate element, and a control disk. The motor is linked to the gear ring v... | 09/04/2007 |
| 7219631 | High torque, low velocity, internal combustion engine An Internal Combustion Engine including a plurality of reciprocating pistons disposed about the periphery of a central housing, and a pair of drive cams responsive to the displacement of the pistons for driving one or more output drive shafts. A piston rod cross mem... | 05/22/2007 |
| 7210439 | Switching element for a valve train of an internal combustion engine The invention proposes a switching element (1) for a valve train of an internal combustion engine, particularly for valve deactivation, with a simple-to-implement measure for adjusting the coupling lash of its coupling means (8) in a receptacle (6 | 05/01/2007 |
| 7207303 | Switching element A switch element (1) is proposed for valve shut-off, fabricated as cam follower for a plunger rod valve drive of an internal combustion engine, having an outer part (2) and an inner element (4) axially movable in its bore (3) and with rot... | 04/24/2007 |
| 7159751 | Wire bonder The bondhead of a Wire Bonder, that serves to produce a wire connection between two connection points by means of a capillary guiding a wire, is formed as a pantograph mechanism. The pantograph mechanism comprises a first swivel arm driven by a first motor, a second... | 01/09/2007 |
| 7140163 | Blister-foil packaging machine A lower foil formed with upwardly open filled pockets passes horizontally at a constant transport speed through a work station of a machine frame. A support table holds an upper tool immediately above the foil in the station. A double parallelogrammatic linkage has ... | 11/28/2006 |
| 7121244 | Anti-rotation guide for a roller follower valve lifter An anti-rotation guide for preventing rotation of a roller follower valve lifter in an internal combustion engine. The guide has an outer surface for engaging an engine bore and an inner surface for slidably receiving the lifter. One end of the guide includes an ant... | 10/17/2006 |
| 7100564 | Variable angle cam-drive engine and a power conversion mechanism for use therein A variable angle cam-drive engine in which the torque output generated at a given engine speed (as represented by, for example, piston reciprocation frequency) can be varied by changing the operating angle of cam mechanisms in a power conversion mechanism of the eng... | 09/05/2006 |
| 7083395 | Pump system for pumping liquefied gases Under one aspect of the present invention, a liquefied gas pump assembly is coupleable to a source of liquefied gas. A cooling assembly is positioned generally adjacent to a pump module. The cooling assembly has a converging pump-head-receiving aperture, a fluid inl... | 08/01/2006 |
| 7069986 | Portable, surface-mounted well pump A portable pump includes a rotating elliptical plate mounted on a rotating shaft, an elliptical plate follower with rollers or bearings positioned on the top and bottom surfaces of the rotating elliptical plate at a fixed distance from the axis of the supporting rot... | 07/04/2006 |
| 7033149 | Medium pump adapted for ease of disassembly and assembly A medium pump for a motor includes a pump case with a pump cylinder and a pump piston positioned displacaebly in the pump cylinder in the direction of a pump axle. The pump piston rotates about the pump axle by running off an oblique control surface and realizes axi... | 04/25/2006 |
| 7032511 | Fountain ink feed system An ink fountain assembly for use in duplicating machines, such as rotary lithographic machines. The assembly comprises a fountain trough defined by an elongated blade and an ink fountain roller defining a gap therebetween. A proximal edge of the blade is rigidly ret... | 04/25/2006 |
| 7025295 | Fishing reel with uniform oscillation system A spinning reel has a level wind system wherein a slot is formed in the crosswind block. A lobe is carried on a crosswind gear. The surfaces of the lobe interact with the surfaces in the block. There are three curved surfaces on the lobe and four working surfaces in... | 04/11/2006 |
| 6997889 | Electric massage comb The electric massage comb is a handheld electrical tool that can be used to thoroughly scratch the scalp area or to provide a soothing massage for the scalp. This device would feature a tool similar in shape to a curling iron with rows of massaging bumps on the top ... | 02/14/2006 |
| 6991438 | Radial piston pump with piston rod elements in rolling contact with the pump pistons In a piston pump for providing high-pressure fuel in a common-rail fuel injection system including a camshaft (2), which is mounted rotatably in a pump housing (1) and which has at least one eccentric cam 93) for operating a pump piston (4, 1... | 01/31/2006 |
| 6990898 | Mechanical pressing machine A mechanical pressing machine includes a slider mounted on an input shaft at a location below a cam, and a sliding block and a balance weight mounted at locations above the cam. A first cam follower rotatably carried on the slider abuts against a lower surface of th... | 01/31/2006 |
| 6990935 | Pivoting lifter control system using spool valve and check valve to recirculate oil An internal combustion engine that has a camshaft having a plurality of cam lobes, a plurality of valves where each of the valves are actuated by a lifter actuated by the camshaft with a cam lobe. The lifter comprises a lifter body having an upper surface and a lowe... | 01/31/2006 |
| 6971628 | Direct-acting electric operated valve A direct-acting electric operated valve has a stem which reciprocates by an electric motor without using air pressure. In this direct-acting electric operated valve, as the stem 2 vertically reciprocates, a first passage 11 and a second passage ... | 12/06/2005 |
| 6953014 | Thermal compensating desmodromic valve actuation system A thermal compensating desmodromic valve actuation system for opening and closing at least one valve of an engine having a cam assemblage and a driving mechanism for reciprocal movement operably connected to said cam assemblage. The cam assemblage includes a cam mec... | 10/11/2005 |
| 6951148 | Device for converting a rotational movement into a reciprocating movement A device for transforming a rotational movement into a reciprocating to-and-fro movement has a cam element on a driven carrier shaft. The cam element has an eccentric control area, or lobe. A cam follower can be displaced or pivoted by the cam element. The cam eleme... | 10/04/2005 |
| 6860167 | Transmission for a stabilizer arrangement for a motor vehicle chassis A transmission with an essentially unloaded neutral position includes two curved-path carriers each having a curved path and a coupling element configured to engage with the curved paths of the curved-path carriers. The coupling element includes an engaging element ... | 03/01/2005 |
| 6840170 | Device for torque compensation in a sheet-processing machine and reversing drum having a torque compensation device A device for torque compensation in a sheet-processing machine includes a cam-controlled compensating mechanism having an energy storage device for exerting a force, a cam disk, and a cam follower to be thrown onto the cam disk by action of the force from the energy... | 01/11/2005 |
| 6793194 | Rotary valve actuator An actuator for operation of a valve, said actuator comprising tubular housing, which accommodates therein a piston, mounted with possibility for reciprocating linear stroke motion, an operating rod, which is operatively coupled with the piston and is rotatable abou... | 09/21/2004 |
| 6745638 | Device mounted onto a slider crank for generating a displacement of a part mounted onto the slide in relation to the latter A device on a slider crank for generating a motion relative to the a slider (press ram 5) of a part (ejecting spring pin 6) mounted on the slider, wherein such motion is taken off a crankpin (1) upon rotation of the crankpin around a crankshaft ... | 06/08/2004 |
| 6655620 | Spinning-reel oscillating mechanism Simple configuration in a low-gear-ratio type oscillating mechanism for realizing at high transmission efficiency improved lay in the line windings. Spinning reel oscillating mechanism (6), a mechanism that reciprocates the spool (12) in cooperation with ... | 12/02/2003 |
| 6622471 | Method for driving a combustion motor as well as a combustion motor A method for driving a combustion motor has the following procedural steps: cyclical combustion of a fuel in a combustion chamber (7); letting hot pressurized combustion gas created during the combustion flow into an expansion chamber separate from the comb... | 09/23/2003 |
| 6622379 | Lift cam mechanism for electronic parts mounting apparatus An electronic parts-mounting apparatus including a rotating vertical shaft and at least one mounting head arranged around the vertical shaft has a lift cam mechanism that operates to lift and lower an associated one of the at least one mounting head as ea... | 09/23/2003 |
| 6598299 | Eccentric drive for a portable handheld work apparatus The invention relates to an eccentric drive (1) and especially to an eccentric drive for a portable handheld work apparatus having a wheel (3) driven by a drive motor (2). A cam (5) is eccentrically fixed to an end face (4) of the wheel (3). The cam (5) i... | 07/29/2003 |
| 6595084 | Continuously variably reciprocating transmission A variable-ratio transmission device. A first translational member is pivotally intercoupled to a first rotational member by at least one connecting arm. The connecting arm has a first portion pivotally connected to the first translational member at a fir... | 07/22/2003 |
| 6564668 | Small sized driver mechanism with double spherical cam, for mechanical automatons The driver mechanism of double spherical cam type for mechanical automatons has the characteristic of being small overall size deriving from the use of two different (6, 7) cams formed on the two ends of a rotary hollow cylinder (5), this cylinder housing... | 05/20/2003 |
| 6422099 | Transmission device for knife changing mechanism of a machine center A transmission device for knife changing mechanism of a machine center includes a main shaft and a control shaft whose idle gear is engaged with a toothed section of the main shaft and the other idle gear on the control shaft is engaged with a rack which ... | 07/23/2002 |
| 6394379 | Spinning reel with uniform velocity spool A fishing reel includes an oscillating main shaft, a spool attached to the main shaft through a drag assembly and a rotor for winding fishing line onto the spool. The fishing reel includes an oscillating assembly including a rotating oscillating member ha... | 05/28/2002 |
| 6334604 | Direct drive valve ball drive mechanism and method of manufacturing the same A direct drive servo-valve wherein rotational motion of a drive motor rotor is converted into linear motion of a spool valve. The drive motor includes a shaft which has affixed to the end thereof a ball which engages the spool valve. The ball is affixed t... | 01/01/2002 |
