GB1020274A - Rotary piston internal combustion engines of trochoidal form - Google Patents

Rotary piston internal combustion engines of trochoidal form

Info

Publication number
GB1020274A
GB1020274A GB2893464A GB2893464A GB1020274A GB 1020274 A GB1020274 A GB 1020274A GB 2893464 A GB2893464 A GB 2893464A GB 2893464 A GB2893464 A GB 2893464A GB 1020274 A GB1020274 A GB 1020274A
Authority
GB
United Kingdom
Prior art keywords
duct
piston
passes
engine
chamber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2893464A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wankel GmbH
Audi AG
Original Assignee
Wankel GmbH
NSU Motorenwerke AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wankel GmbH, NSU Motorenwerke AG filed Critical Wankel GmbH
Publication of GB1020274A publication Critical patent/GB1020274A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B55/00Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons
    • F02B55/16Admission or exhaust passages in pistons or outer members

Abstract

1,020,274. Rotary-piston I.C. engines. NSU MOTORENWERKE A.G. and WANKEL G.m.b.H. July 13, 1964 [July 13, 1963], No. 28934/64. Heading F1F. A rotary-piston I.C. engine of the trochoidal n and n+ 1 lobe type comprises exhaust and inlets ports 12, 13 situated in a cylinder 1 and/or side walls 3, 4 (Fig. 4, not shown) of the engine housing above and below the minor axis 10 of the inner peripheral-surface 2 of the cylinder, respectively each of a pair of ducts 14, 15 associated with said ports being smoothly arcuate in configuration and substantially tangential to a circle (not shown) which is centred on the axis of rotation of a power-output shaft 7 and passes through the centre of the working chamber adjacent the corresponding port, so that flow resistance is minimised. Said ducts may cross-over one another within a heat-exchanging chamber 14 (Figs. 1, 2, not shown), for pre-heating the fuelair mixture in duct 14. Alternatively, the engine may comprise a secondary intake port 19 for light-load working and an associated duct 20 which passes through a heat-exchanging chamber 21, whereas duct 14 by-passes said chamber. The piston 5 may be supplied with cooling oil through shaft 7, a duct 23 being provided in one of the side walls of the housing for returning the oil to a reservoir 25.
GB2893464A 1963-07-13 1964-07-13 Rotary piston internal combustion engines of trochoidal form Expired GB1020274A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEN0023462 1963-07-13

Publications (1)

Publication Number Publication Date
GB1020274A true GB1020274A (en) 1966-02-16

Family

ID=7342617

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2893464A Expired GB1020274A (en) 1963-07-13 1964-07-13 Rotary piston internal combustion engines of trochoidal form

Country Status (1)

Country Link
GB (1) GB1020274A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809019A (en) * 1973-02-09 1974-05-07 Gen Motors Corp Rotary engine with low emission manifolding
US3817220A (en) * 1972-01-04 1974-06-18 Gen Motors Corp Two-stage internal combustion engine of the rotary-piston type
US4012903A (en) * 1972-07-24 1977-03-22 Riedl Frank E Internal combustion engine
US20160084158A1 (en) * 2014-09-22 2016-03-24 Mazda Motor Corporation Rotary piston engine mounted on vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3817220A (en) * 1972-01-04 1974-06-18 Gen Motors Corp Two-stage internal combustion engine of the rotary-piston type
US4012903A (en) * 1972-07-24 1977-03-22 Riedl Frank E Internal combustion engine
US3809019A (en) * 1973-02-09 1974-05-07 Gen Motors Corp Rotary engine with low emission manifolding
US20160084158A1 (en) * 2014-09-22 2016-03-24 Mazda Motor Corporation Rotary piston engine mounted on vehicle

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