Matches 51 - 100 out of 360 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
5024590 Rotary engine of the type having a planetary rotor with rotor and shaft equal rotation  
A rotary engine, such as a rotary internal combustion engine, a rotary pump, a rotary compressor or the like, comprises a housing defining a cavity with a n-lobed epitrochoidal shaped wall, a n+l...
5011385 Bearing- and drive arrangement of a rotary piston internal combustion engine  
A bearing arrangement and drive transmission arrangement of a rotary piston internal combustion engine having trochoidal-shaped casing mantle raceway surfacing and having a triangular piston...
4971533 Piston of a rotary piston engine  
A piston of a rotary piston engine of trochoidal type of construction, which is radially divided and the parts of which are connected shiftable axially against each other via axial guide bolts and...
4940400 Lubrication system for a rotary-piston internal combustion engine  
A lubrication system for a rotary-piston internal combustion engine of the trochoid type with a multi-arc-shaped trochoidal surface and a multi-cornered piston supported on a roller bearing. A...
4898522 System for cooling the rotary engine rotor  
An improved cooling system for a rotary engine rotor, having coolant channels provided between the rotor body and the rotor bearing race. The coolant channels interconnect coolant passages provided...
4850827 Cooling system of an eccentric shaft of a rotary piston internal combustion engine  
A triangular piston is journalled rotating in a planetary manner upon an eccentric of an eccentric shaft journalled in a housing of a rotary piston internal combustion engine of trochoidal type of...
4830591 Lubrication system for a rotary-piston internal combustion engine  
A lubrication system for a rotary-piston internal combustion engine of the trochoid type with roller or needle bearings between the eccentric and the rotor. Lubricating oil in a dosed quantity is...
4813858 Gerotor pump with pressure valve and suction opening for each pressure chamber  
A hydraulic pump for a power steering apparatus is provided. Said pump comprises a housing, an outer gerotor element and a rotating inner gerotor element arranged within said outer gerotor element....
4793778 Eccentric shaft of a rotary piston internal combustion engine  
A rotary piston internal combustion engine of trochoidal type of construction having a housing that consists of dual-curvature mantle runway and side parts, such housing having an eccentric shaft...
4772189 Rotor for a rotary engine  
An air cooled rotor for a rotary internal combustion engine, such as a Wankel type engine, in which the housing has a two-lobed epitrochoidal bore which forms the cavity, the rotor having an outer...
4760701 External combustion rotary engine  
An external combustion rotary engine comprising a motor member, a free-piston combustion member and a storage tank serving also as a heat exchanger and located between the motor and the combustor....
4729726 Housing structure for a multiple-rotor type rotary piston engine  
A rotary piston engine including a casing comprised of three rotor housings, intermediate housings between the rotor housings and side housings attached to the outer sides of the outer side...
4717319 Housing of a rotary piston internal combustion engine  
A housing of a rotary piston internal combustion engine of trochoidal type of construction consists of two side parts and at least one mantle part with dual-curvature mantle runway and a center...
4715799 Composite construction of casing for rotary piston engine  
A housing mantle or casing produced in a compact construction for a rotary piston engine with a trochoidal-shaped dual-arc mantle runway or raceway and sealing strips arranged in corners of a...
4664607 Rotary engine cooling system with flow balancing  
A rotary engine has a substantially trochoidal-shaped housing cavity in which a rotor planetates. A cooling system for the engine directs coolant along a single series path consisting of...
4551083 Dual rotor gear assembly for trochoidal rotary device  
A timing gear assembly for a trochoidal rotary device comprises a dual set of like timing gear systems provided on opposite lateral sides of the rotor to prevent rotor wobble. The pair of timing...
4551073 Pump for liquid and gaseous fluids, especially blood  
A rotary pump has a trochoidal member and a trochoidal rotary piston which preferably forms a gap seal with the trochoidal surface of the housing so that damage to blood cells and the like is...
4543926 Exhaust port structure for rotary piston engines  
A rotary piston engine having an exhaust port device in the rotor housing. The exhaust port device includes a single exhaust port formed in the rotor housing and an insert located in the exhaust...
4507066 Fluid expansion device  
A trochoid-type rotary piston gas expansion device including a stationary housing and endwalls defining an epitrochoidal cavity closing where the cavity is symmetrical about a first axis transverse...
4487561 Rotary piston compressor  
A rotary piston compressor with a dual-arc trochoidal casing surface runway or path. The corners of a piston having three flanks or sides and rotating on an eccentric of an eccentric shaft are...
4417862 Rotary motor with multilobed rotor and orbiting coupling means  
A rotary motor comprising a housing having an internal chamber formed therein. Energy input means power orbital movement of a rotor about the internal chamber and simultaneously power rotational...
4410299 Compressor having functions of discharge interruption and discharge control of pressurized gas  
A compressor is provided which has a housing formed with a volume control chamber located in the vicinity of the discharge port and within which a valve is mounted, a first port communicating the...
4400145 Driveshaft arrangement for a rotary expansible chamber device  
A driveshaft arrangement is provided for use with trochoidal rotary expansible chamber devices to afford increased driveshaft diameters for such devices. The driveshaft arrangement includes a...
4395206 Seal compensated geometry rotary motion device  
Conventional industry practice has been to provide apex seals along adjoining intersecting peripheral surfaces of the envelope members in trochoidal rotary devices. The trochoidal member profiles...
4389172 Rotary compressor or expansion engine of hypotrochoidal configuration and angularly displaced gear means  
The rotary compressor or expansion engine of the hypotrochoidal, two-lobe housing cavity type in which a rotor of a triangular profile is supported for planetative rotation within the housing...
4386890 Delivery valve assembly, especially for rotary compressors  
A delivery valve assembly, especially for a rotary mechanism, such as a compressor, disposed within a valve chamber of a peripheral wall of a housing, which includes a stop disposed within the...
4382755 Driveshaft arrangement for trochoidal rotary device  
An improved rotary device having means facilitating an increased power shaft diameter. This means includes a pair of gear elements which are not related to the eccentricity of the device or to each...
4308002 Wankel-type engine with semi-circular sectional configuration for chamber end surface  
A Wankel-type engine has a housing with a chamber therein having parallel, axially spaced side surfaces joined by an end surface which has a semi-circular contour in an axially longitudinal plane....
4296500 Artifical heart  
The present invention relates to an artificial heart which comprises a rotary piston shaped like a trilobar or bilobar hypotrochoid or epitrochoid and a body which defines a cavity which is the...
4297090 Rotary expansion power unit with valve disc connected to crankshaft  
A rotary expansion power unit, such as a steam engine, which has a planetating rotor in a housing having an epitrochoidal cavity. In known engines, hot expansion fluid is directed through a hollow...
4278409 Compressor  
A rotary piston compressor including a main housing part composed of a plurality of interconnected components one of which has a trochoidal two arc-shaped inner surface forming a race way, and a...
4229151 Side port - RC engine  
Disclosed herein is a rotary internal combustion engine comprising a generally trochoid shaped housing including a pair of spaced generally parallel side walls, a generally triangularly shaped...
4215533 Rotary expander engine  
A low noise, high power, light weight, compact rotary expander engine of Wankel type which features minimum unbalanced forces and elimination of balance weights because its rotating parts rotate...
4215534 Cooling system for an expander engine  
A cooling system for a low noise, high power, light weight, compact rotary xpander engine of the Wankel type having two hot zones at the operating temperatures wherein a coolant path is provided...
4192634 Rotary internal combustion engine  
This invention relates to a rotary internal combustion engine operating on the four-stroke cycle: intake, compression, combustion and exhaust and the utilization of a star-shaped eccentric for...
4150926 Rotary piston compressor with transfer flow pockets in housing  
The specification describes a rotary piston compressor with a double-arcuate trochoidal casing track, with which a triangular piston, rotating on an eccentric shaft, makes constant sliding contact...
4141126 Method of making a rotary engine rotor and bearing structure  
A method of making a rotary engine internal fixed bearing surface and rotor for rotating about the fixed bearing surface, where the rotary engine combustion chamber is shaped in the form of a two...
4137024 Rotor for rotary piston mechanism  
The improved rotor is for a rotary compressor or expansion engine of the type having a rotor supported for planetation in a multi-lobe housing cavity and comprises an endless band embracing the...
4132513 Rotary engine counterweight system  
A rotary mechanism such as a rotary combustion engine, compressor, expansion engine or the like in which the shaft has a first counterweight diametrically opposed to the shaft eccentric on which...
4127369 Pressure valve for a rotary piston compressor  
A pressure valve arranged in a rotary piston compressor which valve is mounted in a passage or bore of the housing casing of the compressor. The last mentioned passage is axis parallel to the...
4110984 Rotary piston engine using electric heating to flash motive fluid  
A machine operable according to the gas discharge principle comprising a fixed housing having side walls and a casing surrounding peripherally the side walls, a rotary member arranged for rotation...
4089162 Accommodating device for thermal transient expansions  
An accommodating device for thermal transient expansions in an expander ene wherein a configured valve support includes a spring-nut arrangement for controlling and minimizing the force changes due...
4086038 Rotary piston machine of trochoidal construction  
This invention relates to an improvement in a rotary piston machine of trochoidal construction having a piston mounted on an eccentric shaft in a housing delimited on both sides by side walls, said...
4084927 Modified hypotrochoidal rotary mechanism  
A rotary mechanism including a housing having a chamber including a wall having at least one lobe having a sharp transition point thereon, a multi-nosed rotor within the chamber, a shaft having an...
4077751 End housing clamps for rotary mechanisms  
An improved rotary mechanism such as a rotary engine, and, more specifically, an improved clamp for securing the center and end housings of such mechanisms together. The improved clamping means...
4070137 Rotary mechanism with a continuous curve at the chamber waist  
An improved rotary mechanism including a housing having a chamber with a wall of a predetermined geometric shape including at least one lobe, the lobe being defined by a continuous curve, a shaft...
4067670 Internal combustion engine with insulated piston  
An improved internal combustion engine of the type having a relatively high surface to volume ratio. An exemplary embodiment depicts the invention in a rotary engine having a rotor within a...
4059371 Rotary engine stationary gear locating and timing device  
Disclosed herein is a rotary piston engine comprising a housing assembly including a trochoid housing and a pair of end housings aligned and secured together to define a trochoid cavity, a shaft...
4058321 Oil seal construction for rotary mechanisms  
An oil seal construction for a rotary mechanism including a seal ring receivable in an annular groove in an end face of the rotor of said mechanism with the ring having a pair of radially-spaced...
4047772 Bearing constructions  
An improved bearing construction for a mechanism including a shaft and a relatively rotatable member having an opening receiving the shaft with a cylindrical bearing carried by the member and...
Matches 51 - 100 out of 360 < 1 2 3 4 5 6 7 8 >