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7549361 |
Vibration damping apparatus for reciprocating drive and cutting head
A vibration damping device is described that dampens vibration produced during the conversion of rotational motion into reciprocal motion. The damping is performed using a simple structure wherein...
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7516695 |
Press machine
A rotary ring ( 34 ) formed such that an outer circumference is eccentric with respect to an inner circumference is provided to an outer circumference of an eccentric drum ( 333 ) of an eccentric...
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7251896 |
Hair clipper with pivot head
The clipper has a cylindrical housing including a handle containing a battery and motor and a head pivotally mounted on the handle. The head carries a stationary blade and a reciprocating blade....
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7246533 |
Reciprocating counterweight structure for a reciprocating saw
A counterweight in a reciprocating saw counterbalances a reciprocating shaft assembly adapted to hold a saw blade. The counterweight is supported for reciprocating motion by slides which ride...
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7152556 |
Linear to rotational motion converter
A mechanism or “motion converter” including cylinder, piston, yoke, 2 crankshafts and 2 gears converts linear motion of piston to rotary motion (or reverse) of crankshafts without creating the...
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7121074 |
Balanced epicyclic sickle drive
A counterbalancing epicyclic sickle drive has a pair of oppositely rotating weights that offset the inertial forces of the sickle during its abrupt acceleration and deceleration at opposite ends of...
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7013800 |
Mechanical press
The object of this invention is to provide a mechanical press that presents no inconvenience in press operations despite its low height, providing great stability and excellent durability. The...
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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 (...
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6598493 |
Multiple crank drive for working machines, in particular for diaphragm pumps
A multiple crank drive for working machines, in particular for diaphragm pumps, with a crankshaft, which is disposed in a housing and which exhibits at lest two bearings, can be driven by a drive,...
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6481345 |
Slide driving method for link type transfer press and link type transfer press
A link type transfer press is driven by continuously dwelling the slide in the vicinity of the top dead center thereof with the use of a link mechanism. With this arrangement, a motion index angle...
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6443651 |
Ramming device comprising a vibration reducing guide cylinder
A working device, especially a ramming device for compacting soil, comprises a housing which belongs to an upper mass, and has a working mass which can be linearly driven back and forth with regard...
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6371008 |
Water-raising pump
Water-raising pump for drawing water in a ground water table, which pump comprises a tube connecting the surface to the water table to be pumped, a rod carrying the pistons, which is connected to a...
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6352004 |
Working device with mass balancing at the crank mechanism
A working device, especially a ramming device for compacting soil, or a hammer, has a crank mechanism for producing a controlled vibration. The crank mechanism is coupled with a set of springs....
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6311612 |
Link adjustment member
A mechanical press having a variable drive arrangement. The press includes a link drive which drives a crankshaft. The drive altering mechanism includes adjustment means which changes the position...
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6289754 |
Drive apparatus for a forming machine
A drive unit for a forming machine, comprising a rotary drive and a knuckle-joint drive for a gear transmission operating a ram, the knuckle-joint drive being operationally connected through a gear...
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6276232 |
Stroke length regulator
A stroke length regulator of small dimensions and simple construction, provided with a cam for converting an eccentric movement into a reciprocating movement, a cylindrical body around which this...
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6240794 |
Crank assembly
A crank assembly for a piston machine having at least one piston reciprocable in a cylinder and a piston rod connecting the piston to the crank assembly for converting the reciprocating movement of...
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6210125 |
Water system with both electric motor power and manual pedal power, for a reciprocating pump
A water system includes a reciprocating pump operated by pedal and motor delivered solar power, including one-way engagement clutch elements preventing hazardous pedal movement and potential motor...
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6164147 |
Adjustable link motion press
A mechanical press having a variable drive arrangement. The press includes a main gear which drives a crankshaft. The drive altering mechanism includes a two piece crown with the main gear...
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6155136 |
Gear shaft assembly and method of making the same
A gear shaft assembly for use with a pump and a method of making the same are gear shaft of the present invention. The disclosed assembly includes a housing, a stepped shaft, and a gear...
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6112607 |
Slant hole pumping unit
A slant hole pumping unit includes a base mounting a support structure. A drive system is mounted on the support structure and is connected to a bridle strap assembly for reciprocating same. A...
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6112606 |
Piston supporting structure for stirling cycle machine
The present invention is intended to prevent vibration of a piston while reciprocating the piston without frictional contact by replacing a cross head for preventing the vibration of the piston...
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6007310 |
Volumetric pump with sterility seal
A volumetric pump for administering intravenous fluids to a patient includes a first housing having an elongate cavity therein with an open and a closed end. A resilient sheet of material having a...
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6006619 |
Internal combustion engine with improved orbital crankshaft motion converter
An engine or like apparatus includes a linear-to-rotational motion converting mechanism which emulates an elliptic trammel or ellipsogragh linkage. The apparatus includes at least one cylinder...
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6003392 |
Driving mechanism for a wave-producing ornament
A driving mechanism of a wave-producing ornament is mounted in a base of the ornament and includes a motor which rotates a disc. A connecting link is pivotally connected at a first end to an outer...
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5966997 |
Device for transmitting a linear motion with force limiter
A device for transmitting linear motion for adjustment of a wing element (4) is provided with one input part (23) and one output part (26) wherein between the input part (23) and the output part...
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5944959 |
Integral outboard bearing support for doctor oscillator
An integral outboard bearing support for a gear reducer on a papermaking machine oscillating doctor. The bearing support rotatably supports a distal end of the gear reducer's drive shaft to reduce...
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5918504 |
High torque motion converting and transmitting mechanism for an engine
A motion converting and transmitting mechanism included a reciprocal motion receiver, rotatable pinned to reciprocating arm. Rotatable pinned by a first pin to a first crank arm, and rotatable...
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5917260 |
Electromechanical millimotor
A millimeter-sized machine, including electromagnetic circuits adapted to convert electromagnetic energy to mechanical energy, for engaging and operating external mechanical loads. A plurality of...
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5915296 |
Multi-slide machine press
In a machine press with at least three slides, the phases for the stroke of a leftmost slide and a rightmost slide are made identical. The strokes for other slides interposed between the leftmost...
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5887482 |
Apparatus for mutual conversion between circular motion and reciprocal motion
The apparatus comprises a lever member having a first regulator which is provided at an end of the lever member and functions as a force point, and a second regulator which is provided at another...
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5873152 |
Alternating actuation device and needling machine provided therewith
The needling machine includes a support and a stripper defining a path for a lap. A needle board supported by sliding rods has a reciprocating motion between the represented maximum penetration...
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5836204 |
Vibration generator and machine with such a generator
A balanced vibration generator (1) for resonance-amplified operation of a machine or equipment (20) comprises at least one set of counter-oscillating masses (4, 16, 20) suspended in a spring system...
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5782132 |
Pressing machine
A mechanism for rotating a crankshaft at ununiform speeds through a main gear and a slider mechanism and a mechanism for rotating a crankshaft at a uniform speed through a main gear fixed to the...
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5772405 |
Water system with a pedal powered reciprocating pump
A water system includes a reciprocating pump operated by pedal power. The pumpstand includes a housing in which a foot pedal and a drive shaft rotate. An eccentric pin, rotating with the drive...
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5749262 |
Crank mechanism
A crank mechanism for an internal combustion engine comprises a cylinder (1), a piston (2) reciprocable within the cylinder, and a rotatable shaft (4). The piston (2) is a drivable connection with...
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5737966 |
Pressing machine with reciprocating slide
A pressing machine includes a first connection device rotatably carried on an eccentric portion of a crankshaft, a second connection means for connecting the first connection device to a moving...
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5720201 |
Pressing machine
A pressing machine is characterized by including a plurality of crankshafts supported by a frame such that their axes of rotation extend in parallel, a yoke which connects the crankshafts so as to...
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5638738 |
Air motor piston to crank linkage
An air motor for hoists and the like utilizes opposed pistons interconnected by a rigid yoke having a single pivot link for each piston pair connected to the crank by means of standard press fit...
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5631514 |
Microfabricated microengine for use as a mechanical drive and power source in the microdomain and fabrication process
A microengine uses two synchronized linear actuators as a power source and converts oscillatory motion from the actuators into rotational motion via direct linkage connection to an output gear or...
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5617759 |
Mechanism for machining and grinding tool for converting rotational movement into reciprocating movement
A mechanism for a cutting or grinding tool for converting rotational movement into reciprocating movement contains a casing, a reciprocating member mounted within the casing for receiving and...
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5572903 |
Shaker for cot, stroller and baby carriage
A shaker for cots, strollers and baby carriages has a clamping unit, a reciprocating unit, a crank unit and a power unit. The clamping unit connects the reciprocating unit via a lever. The...
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5542308 |
Crank mechanism and machines, especially engines, using same
An eccentric crank mechanism which communicates motion between a reciprocating piston and a rotary shaft comprising a crank pin having a connecting rod of the piston concentrically journaled...
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5507219 |
Fail-safe linkage for a reciprocating pump
Disclosed are a fail-safe linkage for a reciprocating pump and a method for repairing the pump following failure of the linkage. The pump linkage includes a break rod inserted between the crosshead...
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5493953 |
Cylinder and piston for compressor or vacuum pump
A cylinder and piston construction for a compressor or vacuum pump has a cylinder defined by co-axial cylinder and guideway sleeves. The guideway sleeve is larger in diameter than the cylinder...
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5467687 |
Piston compressor
The piston compressor has at least one cylinder (11) and a piston (10) guided therein in contact-free manner, which is connected via a piston rod (8) to a crosshead (6). The piston rod consists of...
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5446955 |
Mold height extension method
A method to increase and enhance tire mold height capability of various mechanical tire presses. The method accomplishes mold hold enhancement without imparting appreciable jarring and vibration...
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5435232 |
Multi-connecting rod reciprocating machine
A reciprocating piston (2) without any skirt is stabilized throughout its reciprocating motion by two or more connecting rods (4) connected between parallel spaced apart small ends (10) and...
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5408860 |
Ram drive mechanism having a pivoted drive link
A ram drive mechanism for an automated terminal crimping machine of the type having a rotating crank shaft with an offset crank pin (2) protruding therefrom and orbiting about the rotation axis of...
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5390556 |
Control system for the rectilinear vertical reciprocating movement in a needling machine
Rectilinear vertical reciprocating movement is transmitted to the needle-holder beam of a needling machine by a crank mechanism preferably comprised of two horizontal auxiliary connecting rods...
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