Matches 1 - 28 out of 28


Match Document Document Title
US20130168942 SPIRAL CONE PULLEY RECIPROCAL PEDAL DRIVE SYSTEM AND METHODS  
A pedal drive system for a bicycle includes a front spiral cone pulley and a rear pulley. The front spiral cone pulley is attached to a crank arm, and the rear pulley is attached to a rear wheel...
US20110100358 Low Cost Fixed Focal Point Parabolic Trough  
In accordance with one embodiment, a parabolic trough system is disclosed to capture solar heat. It has low mass, high rigidity and precise robust rotational control. The trough does not require...
US20140190285 Oscillatingly Driven Power Tools With Toothed Belt Drive  
The invention discloses an oscillatingly driven power tool, having a motor shaft that can be driven rotationally by a motor and that is coupled via a toothed-belt drive and an eccentric coupling...
US20130139619 Continuously variable transmission  
A continuously variable transmission includes: an input movement, a control system, a continuously variable reciprocating movement, a first holder, a second holder, a chain, an output sprocket,...
US20120036949 PLANETARY CHAIN DRIVE MOTION CONVERTER AND METHOD FOR CONVERTING MOTION USING CHAIN DRIVES  
The invention concerns to the area of mechanical engineering, in particular, to the ways and devices for summation of reciprocal-linear motions and for transformation of the summarized motion into...
US20110179895 SWIVELING DEVICE FOR A SWIVELING C-ARM OF AN X-RAY UNIT  
A swiveling device for a swiveling C-arm of an X-ray unit includes a motorized drive unit and an adapter removably attachable to the C-arm concentrically with a swiveling axis thereof. The adapter...
US20150020620 SIX-DEGREE-OF-FREEDOM CAM-CONTROLLED SUPPORT PLATFORM  
A platform is provided, which platform is adapted to engage a base through a multiplicity of pulley engaging cables. A first end of each cable is attached to a cam follower assembly located on the...
US20080248907 ACCESSORY DRIVE TENSIONER SYSTEM  
An accessory drive tensioner system may include a bracket, a coupling mechanism, and a biasing member. The bracket may have an aperture therethrough and a tensioner hub coupled thereto. The...
US20130205928 Reciprocating Lever Transmission  
A reciprocating pedal transmission for a pedal-powered vehicle. Two pedals are selectively connected to a driveshaft by one way clutches. A reversing gear mechanism forces the non-pushing pedal to...
US20090320463 STIMULATION ACTUATOR FOR MOVING SUPPORTING SURFACES  
Underspringing arrangements for mattresses are known, in particular for mattresses of furniture for sleeping on, which have resilient slats that act as support elements for the mattress and that...
US20150207384 HUMAN POWERED GENERATOR  
A human powered electric energy generator equipped with a mechanism for converting a back and forth motion of a user's legs or arms to a unidirectional circular motion. The device includes an...
US20130078073 GANTRY ASSEMBLY FOR USE IN ADDITIVE MANUFACTURING SYSTEM  
A gantry assembly for use in an additive manufacturing system, the gantry assembly comprising a first bearing shaft, a carriage slidably engaged with the first bearing shaft, and a second bearing...
US20090301237 Positioner utilizing engaged toothed gear belts, one static and one dynamic  
A positioner controllably to shift an object linearly, utilizing a pair of mutually engageable gear belts, one of which is static and the other is dynamic. The dynamic gear belt includes a bight...
US20120024091 LINEAR-MOTION TELESCOPIC MECHANISM AND ROBOT ARM HAVING LINEAR-MOTION TELESCOPIC MECHANISM  
A linear-motion telescopic mechanism according to the present invention includes a plurality of block members (22) by which an arbitrary arm length is achieved in such a manner that the plurality...
US20080134813 Mechanism for Converting a Rectilinear Movement Into an Arcuate Movement Usable in a Scanning Device  
The invention relates to a mechanism for converting a linear motion into an arcuate motion, which can be used in a scanning device. The inventive mechanism comprises: a structure (35) which can...
US20130152714 SEAL STRUCTURE  
An object of the present invention is to provide a seal structure being capable of preventing rain water and the like from entering the inside of a vehicle through a clearance between an...
US20140123784 STACKING MACHINE  
The present invention relates to a stacking machine, which comprises a base, a body movably arranged on the base, and a translational mechanism for driving the body to make a translational motion...
US20130305852 ROLLER MAINTAINING CHAIN AND METHOD FOR MAKING ROLLER MAINTAINING CHAIN AND LINEAR MOVEMENT DEVICE  
A roller maintaining chain includes an elongate strip having multiple holes separated by separation blocks. Each hole has a hole face perpendicular to the elongate strip. Each separation block has...
US20110309596 Arm powered cycle/vehicle for paraplegics  
The proposed invention is a human powered cycle/vehicle which utilizes a reciprocating arcuate linear handlebar motion to operate a double acting asynchronous propulsion mechanism which imparts...
US20100176631 Baby Seat Rocker System  
A rocker mechanism for a baby seat, having: a housing; a rotatable member in the housing; a drive mechanism for rotating the rotatable member; a power source for the drive mechanism; a projection...
US20140238162 SPEED REDUCER  
This invention refers to a speed reducer made up of a chain carrying nuts and of a screw, i.e., a ball screw in the case of the first embodiment, a roller screw in the second embodiment. The ball...
US20140165471 DRIVE APPARATUS FOR VEHICLE  
A drive apparatus for a vehicle includes a rotation member driven to rotate by a drive source, the rotation member around which a rope member connected to a drive object is wound, a support member...
US20100320718 Drive Mechanism for a Vehicle Propellable by Muscle Power and Vehicle  
A drive mechanism for a vehicle propellable by muscle power is provided, wherein the drive mechanism comprises a first actuating element (104) which is moveable by a stroke along a movement path,...
US20130036846 MOBILE ELECTRONIC DEVICE HAVING MEMBER ROTATABLE BETWEEN FIRST AND SECOND POSITIONS  
According to some embodiments, a mobile electronic device is provided with a linkage mechanism that couples first and second members of the device such that the device may be moved between a first...
US20110193312 Drive Apparatus  
A drive apparatus for converting a substantially linear drive force to a rotary propulsive force, the apparatus includes a track member and a pedal slidingly engaging the track member. The pedal...
US20160201664 LONG-STROKE PUMPING UNIT  
A long-stroke pumping unit includes: a tower; a counterweight assembly movable along the tower; a drum connected to an upper end of the tower and rotatable relative thereto; a belt having a first...
US20150330485 APPARATUS FOR DRIVING LINKS  
An apparatus for driving links is provided and includes a base onto which an actuator is installed and a plurality of connection links connected to the base via a plurality of hinge pins, and the...
US20150275847 POWER CONVERTING APPARATUS  
A power converting apparatus that may increase a generation efficiency by receiving a power from a power source, producing electricity by rotating an output shaft connected to a generator using a...

Matches 1 - 28 out of 28