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JPH0564427U |
[Purpose] Prevents abnormal combustion such as knocking in a 3-plug ignition type rotary piston engine. [Constitution] In the rotor structure of the present invention, ribs for forming an oil circulation passage are provided in the rotor...
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JPH0558057B2 |
A sliding member having a number of oil retaining pores is manufactured by forming a hard plating layer on a metal base, forming a masking resist film on the hard plating layer by exposure to light and development, forming a number of po...
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JPH0557415B2 |
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JPH0550035U |
[Purpose] The compression ratio can be reduced in a rotary piston engine equipped with a fuel injection valve that directly injects fuel from a fuel injection port that opens on the inner peripheral surface of the rotor housing toward th...
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JPH0515397Y2 |
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JPH0526931B2 |
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JPH0586888A |
PURPOSE: To concentrate the fuel in the leading side edge part of an actuating chamber. CONSTITUTION: The directional direction of a fuel injection valve 13 to directly inject into an actuating chamber 3 is to be in the neighbourhood of ...
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JPH0586941A |
PURPOSE: To prevent the occurrence of a fluctuation in an airfuel ratio at a transient period between switching of an intake air state and switching of a fuel feed mode. CONSTITUTION: When a control valve 14 disposed in a communicating p...
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JPH0586887A |
PURPOSE: To constantly keep a fuel injection port clean with injected air and prevent the fuel injection port from clogging by injecting only air from the fuel injection port when the fuel injection port is closed by a piston in a rotary...
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JPH0511320Y2 |
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JPH0520568B2 |
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JPH0511319Y2 |
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JPH0511321Y2 |
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JPH059464Y2 |
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JPH057527B2 |
A rotor housing for rotary piston engines has an inner wall formed with a first layer of chromium plating, and a second layer of nickel-fluorine resin composite plating formed on the first layer. The second layer of composite plating inc...
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JPH057528B2 |
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JPH053681Y2 |
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JPH053682Y2 |
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JPH055421A |
PURPOSE: To eliminate deterioration in emission due to exhaust gas temperature drop accompanied by laminar combustion for improving fuel consumption and, at the same time, provide fuel consumption. CONSTITUTION: In an engine having plura...
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JPH0478821B2 |
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JPH0450433Y2 |
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JPH0450435Y2 |
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JPH0450434Y2 |
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JPH0474526B2 |
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JPH0447388Y2 |
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JPH0447389Y2 |
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JPH04298641A |
PURPOSE: To surely ignite air-fuel mixture whole operation area in the case that stratification combustion is carried out in a rotary engine. CONSTITUTION: A fuel injection nozzle 12 is arranged in the vicinity of a compression top posit...
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JPH04298643A |
PURPOSE: To prevent seizure of a bearing from being caused by oil film shortage due to oscillations by composing a bearing of a center, bearing member which is fitted to an inner peripheral surface of a divided housing, which bearing rot...
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JPH0442502Y2 |
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JPH0454811B2 |
A rotary engine has a substantially trochoidal-shaped housing cavity (24) in which a rotor planetates. The cooling systems for the engine directs coolant through the housing along a path consisting of series-connected groups of passages....
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JPH04237830A |
PURPOSE: To prevent premature ignition reliably by cooling an intake gas and a mixed gas at a position corresponding to a compression process. CONSTITUTION: Of water jackets 41, 42 formed on a rotor housing 18, by supplying engine coolin...
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JPH04232332A |
PURPOSE: To improve durability of a coating layer by heightening on the sliding surface of a porous machine part. CONSTITUTION: An amolphous fluorine undercoat layer 16 formed on a porous torocoid peripheral surface 1a and a fluorine res...
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JPH0448929B2 |
PURPOSE:To reduce the consumption of fuel, by installing a pressure accumulation valve for delivering compressed air to an outside pressure accumulation chamber and by installing an exhaust gas suction valve for delivering exhaust gas to...
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JPH04203323A |
PURPOSE: To provide stable combustion with high efficiency by providing check valves in air intake delayed closing passages which communicate delayed closing circulation flow ports of respective cylinders with delayed closing intake port...
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JPH04203321A |
PURPOSE: To uniform combustion condition by forming one end side housing from a member whose thermal conductivity is larger than that of the other end side housing to make a radiation condition between the front housing side and the rear...
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JPH04203322A |
PURPOSE: To improve combustion stability by providing a chamber for pulsation reversing in the middle of an air intake delayed closing passage which communicates air intake delayed closing ports of respective cylinders to prevent dilutio...
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JPH0484729U |
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JPH0484730U |
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JPH0484728U |
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JPH0459342U |
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JPH04136428A |
PURPOSE: To improve the fitness between an apex seal and a ceramic layer by making the apex seal of a rotor from ceramics and polishing the roughly worked fine uneven surface of a rotor sliding surface having a ceramic layer formed, by t...
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JPH04134132A |
PURPOSE: To clamp a stational gear with the large span of an extended flange as well as to improve the supporting rigidity of this stational gear so sharply by installing the extended flange in a body part of the stational gear, and clam...
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JPH04134131A |
PURPOSE: To improve the extent of reliability in securing a sufficient degree of strength by installing a sliding member for rotor lubrication over the whole circumference of an inner wall surface of a rotor housing body, and setting thi...
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JPH045698Y2 |
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JPH03281936A |
PURPOSE: To improve fuel consumption performance and prevent deterioration of fuel consumption improving function by forming an insulative layer made of material of low heat conductivity on components such as rotor, piston composing a co...
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JPH03267526A |
PURPOSE: To suppress deterioration of sealability by producing stepwise mounting state in which the contact surface, which is to come into contact with a mounting flange of a housing having intake openings, is located radially outside th...
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JPH03260332A |
PURPOSE: To decrease transferring delay of acceleration fuel, increase flowing speed of the fuel and improve evaporation thereof by minutely opening an opening/closing valve arranged on an intake delay closing passage, and performing fue...
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JPH0350270Y2 |
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JPH03199628A |
PURPOSE: To improve conformability at the initial stage by providing a sealing hard film such as chrome plating at least on the side-housing inner wall of sintered base material or on the opposite surface, and also thereon by providing a...
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JPH03182632A |
PURPOSE: To reduce fuel consumption and obtain high output by providing a secondary port with delayed closing timing compared to a primary port and a delay-closing port, with further delayed closing timing than the secondary port, for cl...
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