Bizarre Patents
Pneumatic Shoe Lacing Apparatus
This invention provides a pneumatic shoe lacing apparatus for the pneumatic lacing of shoe.
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 |
| 7441493 | Sealing device for a radial swivel motor Swivel motors have a large number of tightness problems on the inside, in particular in a broad operating temperature range. Therefore, to improve the tightness over a temperature range of −40° C. to +130° C., a sealing device (20) is provided with an inn... | 10/28/2008 |
| 7341258 | Cammed seal assembly with sealing ring having an angled leg portion and foot portion with elastomeric energizer element A seal assembly seals first and second operational surfaces spaced apart by a gap. The first surface includes a seal groove having a base surface and first and second side surfaces. A sealing element in the seal groove has a foot portion extending parallel to the ba... | 03/11/2008 |
| 7175403 | Integrated select high pressure valve A rotary actuator includes one or more rotor vanes (40); an endplate (60); a corner seal (30) being positioned between the rotor vanes (40) and the endplate (60); a vane seal (20); a high pressure chamber and a low pressure ... | 02/13/2007 |
| 7150344 | Actuator and slack adjuster A fluid operated brake actuator is provided composed of a common housing, a shaft rotatable within the housing, the shaft being rotatable to engage and disengage a brake, a vane connected to the shaft, the vane being responsive to fluid pressure to rotate the shaft,... | 12/19/2006 |
| 6920853 | Variable valve timing control device A variable valve timing control device includes a rotation member for opening or closing a valve, a rotation transmission member engaged with the rotation member to be relatively rotatable, a vane provided on either one of the rotation member or the rotation transmi... | 07/26/2005 |
| 6880451 | Oscillating motor An oscillating motor includes a cylinder which is filled with hydraulic medium and which has at least one rib on its inside wall, whereby a motor shaft with at least one vane is supported inside the cylinder with freedom to oscillate, a sleeve concentric to the moto... | 04/19/2005 |
| 6866013 | Hydraulic cushioning of a variable valve timing mechanism A variable camshaft timing mechanisms having a vane/housing format is provided. Working hydraulic chambers are created by imposing either single or multiple vanes of a rotor attached to the camshaft into a cavity in a housing that is attached to the camshaft sprocke... | 03/15/2005 |
| 6592690 | Method for hardening ring-shaped grooves by means of laser beams A method for hardening the grooves of steel pistons of steel piston heads whereby hardening of the bottom of the grooves is avoided. The laser beam is directed onto the sides of the groove in an approximately tangential direction in relation to the outer ... | 07/15/2003 |
| 6520068 | Actuator with sealing assembly Disclosed herein is a rotary vane actuator device with sealing assembly. The device includes a housing and a sealing assembly. The housing has a center opening defining a chamber. The housing includes opposing end plates for surrounding a stator. The stat... | 02/18/2003 |
| 6428010 | Sealing strip A sealing strip is provided for sealing a space between two parts of a machine, for example, a rotary engine. The two parts form a groove for receiving the sealing strip. The sealing strip includes a filler piece, at least one spring element, at least one... | 08/06/2002 |
| 6429551 | Oscillating motor Known oscillating motors have inter alia starting difficulties resulting from the fact that the sliding seal ring is subject to pressures applied within said ring, even at a standstill. According to the invention, an oscillating motor is provided, compris... | 08/06/2002 |
| 6289787 | Vane actuator The vane actuator according to the present invention is capable of operating effectively at a working pressure greater than 100 psig. The vane actuator comprises a vane shaft rotatably extending through a casing and a vane disposed within the casing defin... | 09/18/2001 |
| 6237466 | Vane type hydraulic actuator A vane type hydraulic actuator, wherein a chip seal 1, as a seal element between the case 43 and the rotor 44, can be pressed to contact tightly with the counter surface, without using a spring 47 as in the prior art, when a working oil is supplied either... | 05/29/2001 |
| 6184598 | Sealing ring for an oscillating motor Known oscillating motors tend to present scaling problems; in particular they are often inadequately sealed in relation to the outside. The scaling elements also have a short service life as a result of the considerable strains to which they are subjected... | 02/06/2001 |
| 6181034 | Radial oscillating motor Radial oscillating motors are generally fitted with an outer overflow oil line in order to protect sealing elements. This requires an over large amount of devices and system expenditure. Large amounts of installation space are also required for oscillatin... | 01/30/2001 |
| 5983782 | Rotary actuator with hole-in-the-wall for fail safe A fluid powered rotary actuator (10) having a stator (13) and a rotor (15) journalled with limited rotary motion within the stator includes at least one arcuate chamber defined between the rotor and stator and has an angularly movable vane (16) fixed to t... | 11/16/1999 |
| 5839346 | Rotary hydraulic actuator including groove-like fluid supply paths in a face of a bracket A rotary hydraulic actuator including a sealed vessel including brackets and a casing, a partition vane attached to a shaft supported by the brackets for dividing an inside of the sealed vessel into a first pressure chamber and a second pressure chamber a... | 11/24/1998 |
| 5813316 | Rotary hydraulic actuator In a rotary hydraulic actuator wherein a hermetic casing has the inside divided into a first hydraulic chamber and a second hydraulic chamber by a vane slidably rotatable on an inner curved wall of the casing, the vane is rotatable by an oil pressure supp... | 09/29/1998 |
| 5797156 | Vibratory cleaner and method A submersible cleaner adapted for travelling across surfaces of swimming pools and which avoids significant wear on an associated suction pump includes a housing with a forward edge, a suction chamber within the housing and a vibratory oscillator position... | 08/25/1998 |
| 5732613 | Fluid operated rotary drive with position detector A fluid operated rotary drive, which possesses a drive means having an output drive shaft able to be driven for oscillating motion. On one axial side of the drive means a position detection means is arranged, which possesses an actuating member connected ... | 03/31/1998 |
| 5722616 | Conical rotary actuator and its application to the control of a rudder A rotary actuator (16) has an inner body (32) forming a rotor and at least one outer body (34) forming a stator. The inner body (32) and outer body (34) carry blades (40,44) arranged in an alternating manner and defining between them two series of variabl... | 03/03/1998 |
| 5701799 | Plural rotary actuators A rotary actuator (1) comprising a housing (2), which defines a working chamber (3) for actuation with a pressure fluid and having at least partially circular section, a pivoting piston (5) which is arranged sealingly against the inner wall (4) of and rot... | 12/30/1997 |
| 5664275 | Vibratory oscillator swimming pool cleaner employing means for facilitating self starting and for avoiding clogging A cleaner for swimming pools includes a housing having a pressure differential chamber with an opening defined by opposing walls and an oscillator pivotally mounted within the opening on a pivot axis extending between the walls. A seal is loosely fitted w... | 09/09/1997 |
| 5601165 | Rotary actuator, a rotary actuator in a motor vehicle suspension, and a method of mass producing rotary actuators A rotary actuator has a cylinder and a motor shaft as well as end caps which define a working area. A number of ribs extend from the inside wall surface of the cylinder and an equal number of vanes extend from the outside shell surface of the motor shaft.... | 02/11/1997 |
| 5492051 | Rotary actuator with a modified seal structure Rotary actuator, including a cylinder and motor shaft, as well as end caps which define a work chamber, whereby a number of ribs on the inside surface of the cylinder and the same number of vanes on the motor shaft divide the working area into work chambe... | 02/20/1996 |
| 5440970 | Hydraulic rotary actuator An hydraulically powered rotary actuator for rotating a first portion of a work machine relative to a second portion of the work machine has inner and outer rings enclosed by first and second cover plates. The inner and outer rings are spaced apart to def... | 08/15/1995 |
| 5438912 | Hydraulic rotary actuator An hydraulically powered rotary actuator for rotating a first portion of a work machine relative to a second portion of the work machine has inner and outer rings enclosed by first and second cover plates. The inner and outer rings are spaced apart to def... | 08/08/1995 |
| 5404607 | Self-propelled submersible suction cleaner A self-propelled submersible suction cleaner as used to clean the surfaces of a swimming pool transfers a vibratory movement of an oscillator located within the flow path of a suction chamber for propulsion over the submerged surface of the pool. This vib... | 04/11/1995 |
| 5394766 | Robotic human torso A robotic assembly is provided that simulates the size, appearance and movement of a human torso. The torso includes a unique combination of high speed rotary and linear actuators arranged in a geometry that enables anatomically correct human-like movemen... | 03/07/1995 |
| 5371910 | Sliding oscillator seal for submersible suction cleaner A submersible suction cleaner includes a chamber, an oscillator pivotably mounted within the chamber for movement to and fro with a gap between an edge of the oscillator and a wall of the chamber through which water containing grit flows during operation.... | 12/13/1994 |
| 5332236 | Sealing mechanism for a rotary actuator This sealing mechanism is provided with a cap in an overall sectional configuration of a cramp iron which is made from a synthetic resin, and a resilient sealing body in an overall sectional configuration of a cramp iron. An inner surface of the cap is fo... | 07/26/1994 |
| 5235900 | Rotary actuator device having an annular piston rod A rotary actuator device having an annular piston rod, the device comprising at least one piston held provided with sealing means and co-operating with an annular piston rod mounted so as to be capable of moving in an annular chamber, together with means ... | 08/17/1993 |
| 5123333 | Seals for housing of a rotary actuator The present invention relates to a fluid operated device having a stator and a rotating vane mounted on a shaft enclosed in a cylindrical body with head members at each end of the housing. The pressure of the fluid is different on each side of the vane fo... | 06/23/1992 |
| 5101862 | Rotary actuator and valve control system An oscillatory rotary actuator is provided for controlling an adjustable valve. The actuator comprises a freely rotating, cylindrical housing with concentric inner and outer walls about its center. The housing has at least one depending vane, which functi... | 04/07/1992 |
| 5040453 | Actuator housing continuation The present invention provides housing member for a rotary fluid powered actuator including a cylindrical housing member having an opening in at least one end, a head member received on each open end of the housing where each head has a central aperture i... | 08/20/1991 |
| 4941554 | Hydraulic torque resistance device A torque resistance device includes a rotor, a vane, and a valve device for regulating the resistance at which the rotor operates. The valve device is mounted to the housing for the rotor and vane assembly. The valve device includes a valve member which i... | 07/17/1990 |
| 4919040 | Rotor vane and shaft assembly A rotor assembly includes a shaft and a planar vane extending in a radial direction from the shaft and having a peripheral groove receiving a resilient sealing gasket. The vane includes a tongue portion which depends into a radial cavity in the shaft and ... | 04/24/1990 |
| 4884532 | Swinging-piston internal-combustion engine A swinging-piston ICE comprising a swinging piston (3), connecting rod (2), intake port (16) and exhaust ports (17). Combustion chambers (A,C) are formed on opposite sides of the piston (3) where oil nozzles (13) are provided. The piston is sealed at its ... | 12/05/1989 |
| 4825754 | Vane-type rotary hydraulic actuator device intended for driving an aircraft control surface Rotary hydraulic actuator comprising a vane (1) which is mounted rotatably and sealingly in a chamber (2) made in a body (3) and on the faces of which a hydraulic fluid pressure is exerted, the vane being fixed mechanically to an element to be driven in r... | 05/02/1989 |
| 4823678 | Rotary actuator Each of the head assemblies of a rotary actuator includes a tapered roller bearing in which the shaft of the actuator is journaled and an end plate against the inner face of which the stator and movable vanes of the actuator are sealed by a resilient jack... | 04/25/1989 |
