| Patent Number |
Title Of Patent |
Date Issued |
| 5123293 |
Automotive transmission system |
June 23, 1992 |
| An automotive transmission system of the present invention comprises a transmission mechanism housed in a transmission case and operatively connected to an engine, and a hydraulically operated speed mode change mechanism and a hydraulically operated shuttle mechanism both operatively |
| 5123234 |
Working vehicle having a mower unit vertically movable relative to a vehicle body |
June 23, 1992 |
| A working vehicle has a grass cutting unit vertically movable relative to a vehicle body, a lift mechanism for raising and lowering the grass cutting unit, a clutch for making and breaking transmission of blade driving power to the grass cutting unit, and a device for controlling the lif |
| 5117953 |
Hydraulically controllable transmission |
June 2, 1992 |
| A hydraulically operable transmission comprises a hydraulic clutch, a change speed control valve, change speed actuators controllable by the control valve, a pilot oil line for varying pressure states in response to operation of the actuators, an oil supply line extending to the hydrauli |
| 5117936 |
Vehicle propelling apparatus |
June 2, 1992 |
| A propelling apparatus for a vehicle switchable between a four wheel drive mode and a two wheel drive mode. The apparatus comprises a hydraulic pump for driving hydraulic motors associated with front wheels and rear wheels, respectively. A shutoff valve is provided on oil lines extending |
| 5113819 |
Cooling system for a liquid cooled engine |
May 19, 1992 |
| A cooling system for a vertical, liquid cooled engine having a first passage for guiding cooling air to a cooling fan disposed above the engine, and a second passage for guiding the cooling air drawn by the cooling fan to flow past the engine and to be exhausted forwardly and downwar |
| 5109964 |
Conical roller type clutch apparatus |
May 5, 1992 |
| A rolling clutch apparatus having two one-way transmission mechanisms arranged axially of a drive shaft and a driven shaft. Each transmission mechanism includes an inner ring defining a conical outside surface, an outer ring disposed coaxially with the inner ring and defining a conical |
| 5107661 |
Lawn mower |
April 28, 1992 |
| A lawn mower comprises an engine disposed in a rear portion of a vehicle frame, a cooling fan for producing cooling air flows for the engine, and an engine hood including a discharge opening for discharging engine cooling air rearwardly of the vehicle frame. A mower unit is disposed |
| 5105151 |
Method and apparatus for magnetically detecting a carburized portion of an article while discrim |
April 14, 1992 |
| An apparatus for measuring a carburized portion occurring in inside of a tubular article, the apparatus comprising a first detecting unit having opposite magnetic poles of a first magnet arranged in parallel to an inspecting face of a case made of nonmagnetic material and a magnetism |
| 5083545 |
Diesel engine with mechanical governor |
January 28, 1992 |
| In a diesel engine, a cylinder block has a pump housing integratedly provided for a fuel injection pump unit at the lateral side thereof. A timing transmission case is fixedly secured to the fore portions of the cylinder block and the pump housing. A governor weight of a mechanical g |
| 5079907 |
Lawn mower having a tiltable blade housing |
January 14, 1992 |
| A riding lawn mower comprises a grass cutting unit and a blade housing movable between a substantially horizontal mowing position and an upturned servicing position. The blade housing is suspended by a raising and lowering link mechanism having one end connected to the blade housing and |
| 5076156 |
Grain cleaning machine |
December 31, 1991 |
| A grain cleaning machine comprising a cleaning chamber including a cleaning roll for cleaning uncleaned grain white, a screw conveyor for feeding the uncleaned grain into the cleaning chamber, a discharge adjusting device disposed in a grain outflow region of the cleaning chamber, and a |
| 5074746 |
Constant speed vertical pump with aeration |
December 24, 1991 |
| According to the vertical pump of the present invention, a reverse U-shape air suction passage is connected to a suction casing which communicates with the impeller chamber, and a U-shape branch passage is branched from a hanging portion of the air suction passage. According to this vert |
| 5072814 |
Hydraulically operable transmission |
December 17, 1991 |
| A hydraulically operable transmission comprises change speed gears, a hydraulic clutch, and a hydraulic circuit for operating the change speed gears and hydraulic clutch. The hydraulic circuit includes a plurality of hydraulic actuators interlocked with the change speed gears, and a pilo |
| 5065720 |
Engine with mechanical governor and decompression device |
November 19, 1991 |
| In an engine with a mechanical governor and decompression device, a centrifugal weight of a decompression device is supported by a first side surface, which first side surface faces a valve actuating cam, of opposite side surfaces of valve swingable manner in the centrifugal direction. A |
| 5064315 |
Blower |
November 12, 1991 |
| A blower for transporting grass clippings from a grass cutting unit to a grass catcher of a lawn mower comprises a housing with a protective liner extending over peripheral inside walls thereof. The liner includes a lining material formed of an elastic resin, and a core formed of a p |
| 5033594 |
Change-speed construction for propelling system of work vehicle |
July 23, 1991 |
| A change-speed construction for a propelling system of a work vehicle. The construction has a neutral return mechanism for causing a stepless transmission to return to the neutral in response to disengagement of a main propelling transmission clutch. Then, when the clutch is engaged |
| 5019331 |
Heat-resistant alloy |
May 28, 1991 |
| A heat-resistant alloy comprising, in % by weight, 0.3-0.8% of C, 0.5-3% of Si, over 0% to not greater than 2% of Mn, at least 23% to less than 30% of Cr, 40-55% of Ni, 0.2-1.8% of Nb, over 0.08% to not greater than 0.2% of N, 0.01-0.5% of Ti and/or 0.01-0.5% of Zr, and the balance Fe an |
| 5002519 |
Dual tension clutch |
March 26, 1991 |
| A dual tension clutch comprising a drive pulley, a driven pulley, and a transmission belt wound around the drive and driven pulleys. Opposite runs of the transmission belt are pressed inwardly by two spring-loaded tension pulleys supported by tension arms pivoted to each other. A triangu |
| 4964924 |
Suction roll made of a martensitic stainless steel |
October 23, 1990 |
| A martensitic stainless steel having high corrosion fatigue strength and excellent corrosion resistance and consisting essentially of over 0 to not greater than 0.06% of C, over 0 to not greater than 2.0% of Si, over 0 to not greater than 2.0% of Mn, 3.0 to 6.0% of Ni, 14 to 17% of Cr, 1 |
