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7624660 |
Automatic transmission
An automatic transmission according to the invention includes: a hydraulic pressure supply unit which is disposed, together with a gear train, inside a case and switches a shift state (gear ratio)...
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7601095 |
Vehicle
A vehicle has an engine, an accelerator for controlling the rotary speed of the engine, an axle and a multi-speed transmission for transmitting power from the engine to the axle. The multi-speed...
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7597642 |
Differential pinion gear having interior circumference for preventing abrasion
A differential pinion gear has a curved interior surface, defining a hole for a pinion shaft to be disposed therein. The hole is narrower at the center and wider at the ends. The interior surface...
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7587955 |
Lubricating unit
A lubricating unit for rolling element tracks of a linear system includes a lubricating element housing in which a receiving space for a lubricating element is formed, the lubricating element...
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7585244 |
Sun pinion cover
A sun pinion cover for an electric motor driven, off-highway vehicle transmission is provided wherein the transmission defines a hub assembly cavity and a transmission opening and wherein the...
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7536930 |
Reduction gear unit
A reduction gear unit capable of reducing vibrations caused by gear rattle, while permitting some degree of backlash in a pair of gears, is provided. A reduction gear unit is so configured that a...
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7513172 |
Transmission apparatus
A transmission apparatus includes a casing provided with shafts therein, a rotational member positioned in the casing at an end portion in an axial direction of the shafts, the rotational member...
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7445574 |
Drive axle with variable oil flow mechanism
An axle assembly including a differential gear set having a ring gear. The axle assembly includes a carrier assembly housing that contains the differential gear set and an arcuate fence disposed...
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7428949 |
Support winch with grease supply
The invention describes an arrangement of lubricating grease inside the housing of a gear unit with rotatable components, particularly the gear unit of a jack. It also describes a grease pouch for...
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7421921 |
Parallel axes type automatic transmission
A parallel axes type automatic transmission including a first input shaft having m or more (m is an integer not less than 2) wet multiplate clutches and drive gears rotatably mounted, a second...
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7416504 |
Lubrication plug
In an off-highway vehicle having an electric propulsion system which includes a motorized wheel, a traction motor and a transmission for transmitting power from the traction motor to the motorized...
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7374507 |
Lubrication system for differential mechanism
A differential assembly includes a housing defining a space containing a volume of hydraulic fluid, the housing including interior surfaces. A gear that rotates in the housing includes surfaces...
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7357237 |
Clutch transmission and method for lubricating and cooling the same
The invention relates to a clutch transmission and a method of operating the same. The clutch transmission has a transmission element that is accommodated in a transmission chamber, a clutch...
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7331423 |
Transmission of working vehicle
An oil supply system for a transmission includes a transmission casing; a transmission shaft disposed in the transmission casing; a plurality of gears relatively rotatably fitted on the...
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7322900 |
Oil feeding device
An oil feeding device which has an oil reserving portion 50 and first oil requiring portions 8, 62, 63, 67, 68, 72 and 76 provided in a moving object, and a first oil discharging portion 58 ...
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7214157 |
Gear unit lubrication
A gear unit includes a planet gear rotatable about a sun gear and supported by a planet carrier, the planet carrier including an annular formation for flow of lubricant and which is substantially...
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7210522 |
Arrangement for cooling a vehicle component
The invention constitutes an arrangement for cooling a vehicle component, for example a transmission, disposed adjacent to an engine, which arrangement includes a cooling circuit designed to feed a...
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7155996 |
Lubrication system for a transmission gear mechanism
By blocking off a partial passage opening in a lubricating oil supply passage of a transmission gear mechanism by attaching a transmission holder, an operation to block off the passage opening is...
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7028571 |
Lubrication system and method of lubricating an internal-combustion engine
An apparatus and method for lubricating an internal-combustion engine includes a shaft extending through a gearbox, a gear and a sliding sleeve coupled to rotate with the shaft and adapted to move...
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6991065 |
Main line wayside rail lubricating system with feedback
To lubricate a length of track, a plurality of lubricating nozzles are provided. Each nozzle is fed by the output of a single positive displacement pump, and all the pumps are controlled by a...
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6991574 |
Dual level oil impeller for drive axle assembly
A drive axle assembly includes an input operably coupled to a power source. The input drives first and second axle shafts, which in turn drive laterally spaced wheel ends. Each wheel end includes a...
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6948606 |
Automatic transmission
A transmission has an oil drain passage for connecting an oil reservoir with a mission case in a pump casing. The automatic transmission has also a retainer serving as a shielding member to shield...
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6938512 |
Lubricating system for an automatic transmission
A lubricating system for an automatic transmission including at least one planetary gear set and plural friction engagement elements includes an oil pump which pumps oil to generate oil pressure in...
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6936933 |
Hybrid propulsion system for a motor vehicle
Arrangement for providing an integrated starter generator apparatus for producing electrical power and/or rotational torque. The apparatus includes a primary rotor ( 18 ) arranged for cooperation...
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6830096 |
Heat pipe for differential assembly
An apparatus to regulate and control the temperature of an axle assembly for a vehicle. A heat pipe is inserted though the axle housing cover, the heat pipe travels the length of the cover. Near...
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6830527 |
Cooling system for working fluid used in automatic transmission of automotive vehicle
In a transmission-fluid cooling system of an automatic transmission of an automotive vehicle equipped with a water-cooled oil cooler and an air-cooled oil cooler connected in series to each other,...
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6781797 |
Lubricated thread screw drive and method of manufacturing same
A motor is disclosed comprising a motor case and a rotating shaft for the motor having a portion within the motor case and a portion extending outside of the motor case. A feed screw is formed on...
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6732606 |
Polished gear surfaces
An optimally finished gear has a surface roughness between approximately 5 micro-inches Ra to 10 micro-inches Ra. The reduced surface roughness, when located at the gear teeth, can reduce the...
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6729206 |
Automatic transmission case
The level of quietness for an automatic transmission case is ensured by preventing vibration by improving the rigidity while suppressing the increase in the mass of a transmission case. In an...
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6668978 |
Oil supplying system for an automatic transmission with a hydrodynamic starting device
The invention concerns an oil supply system for an automatic transmission of a motor vehicle having one hydrodynamic starting element. It has one oil pump ( 2 ) to convey oil to a variator ( 9, 10...
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6634246 |
Recirculating-ball nut and screw set with lubricating means
A recirculating-ball nut and screw set mounted with a lubrication device effective in improving the sliding characteristic and also realizing maintenance-free lubrication. The lubrication device is...
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6616432 |
Fluid pump mechanism for use in existing helical gearsets
A fluid pump cowling for attachment to at least a pair of helical drivetrain gears having teeth and lands. The cowling has a pair of sidewalls adapted to extend at least partially over the lands of...
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6568508 |
Internally lubricated ball screw and nut linear actuator
A ball screw and nut linear actuator incorporates an axially extending screw and a nut received on the screw to provide a helical raceway with recirculating load bearing balls. An axially extending...
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6516789 |
Centrifugal supercharger having lubricating slinger
A centrifugal supercharger includes a case presenting a compressor chamber and a transmission chamber. An impeller in the compressor chamber is mounted to a shaft that extends into the transmission...
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6474444 |
Taper roller bearing lubricating structure
A lubricating structure for an automatic transmission includes a dam defining an oil reservoir for storing a lubricating oil and lubricating a taper roller bearing. The oil reservoir is located in...
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6464040 |
High speed gear with oil lubrication, especially for environmentally sealed railway driving mechanism
The invention relates to a high-speed gear with oil lubrication, with oil-recycling ducts ( 8 ) leading out of the labyrinth chambers of contactless shaft seals ( 6 ) to the crankcase ( 5 ) of the...
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6408749 |
Gear transmission for driving a printing press
A gear transmission for driving a printing press, with a plurality of gear pairs formed of mutually meshing gearwheels disposed operationally in a power-flow, at least one of the gear pairs being...
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6374949 |
Transmission
A transmission for the drive of generators by turbines. The transmission casing is under a partial vacuum, and the operation of the transmission is monitored and protected by special safety devices.
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6318501 |
Transmission lubrication arrangement
In a transmission, an oil chamber is formed between one end of an input shaft and one end of an output shaft which ends are facing each other. A first oil guide is provided at the end of the input...
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6267203 |
Axle housing bowl lubricant temperature reduction system
An improved method of removing heat from a lubricant in an axle housing includes the use of a deflector in the axle housing. The deflector is positioned on a cover secured to the housing bowl....
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6247556 |
Screw bolt, nut and ball bearing assembly
The present invention discloses screw bolt and nut with lubricant oil contained ball bush bearing. There is a deep oil storage hole formed in the nut parallel to axial direction of the bolt for...
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6241038 |
Remote drop box lubrication circuit for tractors
A remote drop box can be provided for tractor hydraulic drives; however, a system for providing lubrication to and cooling of the remote drop box is necessary. Maximum drawbar pull and maximum road...
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6225265 |
Miniature electric motor with reduction worm gear unit
In a miniature electric motor with reduction worm gear unit, a reduction worm gear unit is mounted on a motor portion and an output of the motor portion is subjected to a speed reduction through...
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6189655 |
Transmission housing with integral lubrication system
A transmission having an integral lubrication (stem for delivering lubrication fluid to transmission components is provided. The lubrication system has a housing with a sump portion for holding the...
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6125717 |
Close-connected shaft adapter assembly, jack shaft assembly, and power transmission assembly using same
An adapter assembly for rotationally joining a first rotational member to a second rotational member is provided including a first adapter, a first bearing within the first adapter, a second...
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6063001 |
Gearbox assembly for deep oil well pumps
Featured is a gearbox that is used to interconnect an electric motor to a deep oil well tube pump such as an eccentric worm pump. The gearbox includes a drive shaft mechanically interconnected to...
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6058793 |
Parallel shaft speed reducer with sump and dry well
A speed reducer for a mixing apparatus having a gear train mounted within a housing such that the output shaft is supported by upper and lower bearings mounted within the upper portion and base of...
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6044931 |
Lubrication system for an automatic transmission having dual input shafts
A lubrication system is provided for a transmission including a lubrication pump driven by a reverse idler gear. The lubrication pump is supported by a partition plate having an inlet passage and...
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6007448 |
Lubrication structure for planetary gear assembly
An oil sump 44 and a second oil supply passage 45, which are to lead lubrication oil from a first oil supply passage 43 to where lubrication is needed, i.e., to gears and a clutch, are formed in a...
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5984048 |
Lubricant supplying mechanism for a wave gear drive
A wave gear drive (1) has a silk-hat shaped flexible external gear (12) comprising a cylindrical body (13), a circular diaphragm (14), a circular boss (15) formed integrally on the diaphragm (14),...
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