BR8803615A - Aparelho de comutacao eletrico - Google Patents

Aparelho de comutacao eletrico

Info

Publication number
BR8803615A
BR8803615A BR8803615A BR8803615A BR8803615A BR 8803615 A BR8803615 A BR 8803615A BR 8803615 A BR8803615 A BR 8803615A BR 8803615 A BR8803615 A BR 8803615A BR 8803615 A BR8803615 A BR 8803615A
Authority
BR
Brazil
Prior art keywords
switching equipment
electric switching
electric
equipment
switching
Prior art date
Application number
BR8803615A
Other languages
English (en)
Inventor
Mark Russel Kinder
Original Assignee
Trw Inc
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 Trw Inc filed Critical Trw Inc
Publication of BR8803615A publication Critical patent/BR8803615A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/103—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member one member having simultaneously a rotational movement about its own axis and an orbital movement
    • F04C2/105—Details concerning timing or distribution valves
BR8803615A 1987-07-20 1988-07-19 Aparelho de comutacao eletrico BR8803615A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/075,445 US4767292A (en) 1987-07-20 1987-07-20 Electrical commutation apparatus

Publications (1)

Publication Number Publication Date
BR8803615A true BR8803615A (pt) 1989-02-08

Family

ID=22125808

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8803615A BR8803615A (pt) 1987-07-20 1988-07-19 Aparelho de comutacao eletrico

Country Status (6)

Country Link
US (1) US4767292A (pt)
EP (1) EP0300175A3 (pt)
JP (1) JPS6424187A (pt)
KR (1) KR930007511B1 (pt)
BR (1) BR8803615A (pt)
CA (1) CA1278954C (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5061160A (en) * 1990-03-14 1991-10-29 Trw Inc. Two-speed gerotor with spool valve controlling working fluid
US5929530A (en) * 1995-08-18 1999-07-27 Mcdonnell Douglas Corporation Advanced solar controller
SG81975A1 (en) * 1998-04-14 2001-07-24 Kaijo Kk Method and apparatus for drying washed objects
EP1158165A3 (en) * 2000-05-25 2001-12-12 Eaton Corporation Gyrotor hydraulic motor
US6884048B2 (en) * 2002-09-26 2005-04-26 Sauer-Danfoss (Nordborg) Transition valving by means of non-return valves
US20060144336A1 (en) * 2003-02-06 2006-07-06 Pyung Yong Um Heater of chemical vapor deposition apparatus for manfuacturing a thin film
US8235676B2 (en) * 2005-09-23 2012-08-07 Eaton Corporation Net-displacement control of fluid motors and pumps
US8292605B2 (en) * 2008-09-30 2012-10-23 Eaton Corporation Rotary fluid device with multi-level phase shift control
KR20120040686A (ko) * 2009-06-03 2012-04-27 이턴 코포레이션 자기 래칭밸브를 가지는 유체장치
US8511079B2 (en) 2009-12-16 2013-08-20 Eaton Corporation Piecewise variable displacement power transmission
US8459048B2 (en) * 2010-07-23 2013-06-11 Nissan North America, Inc. Gerotor expander for an air conditioning system
UA119134C2 (uk) 2012-08-08 2019-05-10 Аарон Фьюстел Роторні пристрої з розширюваними камерами, що мають регульовані проходи для робочого плинного середовища, а також системи, що мають такі пристрої
CN107387406A (zh) * 2017-07-20 2017-11-24 珠海格力电器股份有限公司 内啮合齿轮泵
EP4174324A1 (en) * 2021-10-29 2023-05-03 Danfoss Scotland Limited Controller and method for hydraulic apparatus

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US25257A (en) * 1859-08-30 Improved billiard-cue tip
US2999482A (en) * 1957-04-15 1961-09-12 North American Aviation Inc Digital fluid control system
US2976843A (en) * 1959-04-13 1961-03-28 Yarrows Ltd Position control apparatus
US3156157A (en) * 1961-04-11 1964-11-10 Burroughs Corp Positioning control system and apparatus
US3289602A (en) * 1965-09-03 1966-12-06 Trw Inc Fluid pressure device
DE2140569C3 (de) * 1971-08-13 1974-04-18 Danfoss A/S, Nordborg (Daenemark) Steuervorrichtung für eine parallel- und innenachsige Rotationskolbenmaschine
US3779673A (en) * 1972-04-24 1973-12-18 Bendix Corp Fluid stepper motor
US3799201A (en) * 1973-04-05 1974-03-26 Danfoss As Distributor valve for an internally shafted orbital piston machine
US3922120A (en) * 1973-07-30 1975-11-25 Charles M Mccullough Rotary engines
US3996901A (en) * 1974-02-26 1976-12-14 Gale Richard A Rotary piston mechanism
US3917437A (en) * 1974-03-18 1975-11-04 Edwin A Link Seal for a rotary piston device
US4087215A (en) * 1976-07-16 1978-05-02 Trw Inc. Gerotor gearset device
US4219313A (en) * 1978-07-28 1980-08-26 Trw Inc. Commutator valve construction
DE2844844A1 (de) * 1978-10-14 1980-04-17 Rexroth Gmbh G L Kreiskolbenmaschine
US4411606A (en) * 1980-12-15 1983-10-25 Trw, Inc. Gerotor gear set device with integral rotor and commutator
JPS57102576A (en) * 1980-12-15 1982-06-25 Tokyo Keiki Co Ltd Multiple torque type low speed high torque motor
JPS57108472A (en) * 1980-12-24 1982-07-06 Tokyo Keiki Co Ltd Low-speed high torque motor in multi-torque type
JPS5970888A (ja) * 1982-10-18 1984-04-21 Tokyo Keiki Co Ltd 液圧回転装置

Also Published As

Publication number Publication date
JPH0472075B2 (pt) 1992-11-17
KR890002743A (ko) 1989-04-11
US4767292A (en) 1988-08-30
JPS6424187A (en) 1989-01-26
EP0300175A2 (en) 1989-01-25
EP0300175A3 (en) 1989-08-16
KR930007511B1 (ko) 1993-08-12
CA1278954C (en) 1991-01-15

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 19/07/2003