FR2365711B1 - - Google Patents

Info

Publication number: FR2365711B1
Authority: FR; France
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

FR7728922A

Other languages

Other versions

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.)

KUEHLAUTOMAT VEB

Original Assignee

KUEHLAUTOMAT VEB

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.)

1976-09-27

Filing date

1977-09-26

Publication date

1983-08-26

1977-09-26 Application filed by KUEHLAUTOMAT VEB filed Critical KUEHLAUTOMAT VEB

1978-04-21 Publication of FR2365711A1 publication Critical patent/FR2365711A1/en

1983-08-26 Application granted granted Critical

1983-08-26 Publication of FR2365711B1 publication Critical patent/FR2365711B1/fr

Status Granted legal-status Critical Current

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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/082—Details specially related to intermeshing engagement type pumps
- F04C18/084—Toothed wheels
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)
Applications Or Details Of Rotary Compressors (AREA)

FR7728922A 1976-09-27 1977-09-26 PAIR OF ROTORS FOR SCREW ROTOR MACHINE Granted FR2365711A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DD19499976A DD128035B1 (en)	1976-09-27	1976-09-27	SCREW ROTORS

Publications (2)

Publication Number	Publication Date
FR2365711A1 FR2365711A1 (en)	1978-04-21
FR2365711B1 true FR2365711B1 (en)	1983-08-26

Family

ID=5505839

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7728922A Granted FR2365711A1 (en)	1976-09-27	1977-09-26	PAIR OF ROTORS FOR SCREW ROTOR MACHINE

Country Status (13)

Country	Link
BG (1)	BG32501A1 (en)
CS (1)	CS194477B1 (en)
DD (1)	DD128035B1 (en)
DE (1)	DE2735670A1 (en)
FI (1)	FI62714C (en)
FR (1)	FR2365711A1 (en)
GB (1)	GB1544595A (en)
HU (1)	HU177663B (en)
NL (1)	NL7710476A (en)
PL (1)	PL112155B2 (en)
SE (1)	SE7710737L (en)
SU (1)	SU1441077A1 (en)
YU (1)	YU228277A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IN157732B (en) *	1981-02-06	1986-05-24	Svenska Rotor Maskiner Ab
US4412796A (en) *	1981-08-25	1983-11-01	Ingersoll-Rand Company	Helical screw rotor profiles
DE8434596U1 (en) *	1983-12-14	1985-02-21	Boge Kompressoren Otto Boge Gmbh & Co Kg, 4800 Bielefeld	TURNING PISTON COMPRESSORS
US4890992A (en) *	1988-04-22	1990-01-02	Fu Sheng Industry Co., Ltd.	Screw-rotor machine with an ellipse as a part of its male rotor
CN104564673A (en) *	2013-10-16	2015-04-29	济南海屹流体技术有限公司	End-surface tooth profiles for steam screw compressor
CN108071586A (en) *	2016-11-14	2018-05-25	上海汉钟精机股份有限公司	Flute profile rotor set
CN108757438B (en) *	2018-07-25	2023-08-18	中国石油大学(华东)	A fully smooth screw rotor with small enclosed volume and its design method
CN108757439B (en) *	2018-07-25	2023-08-18	中国石油大学(华东)	Double-head full-smooth screw rotor of double-screw liquid pump and design method thereof
CN111237187B (en) *	2020-01-17	2022-03-15	宿迁学院	Flexible construction method for convex rotor profile
CN112746968B (en) *	2021-01-25	2025-02-25	宿迁学院	An easily machined convex rotor profile with maximum form factor for pumps
CN117780640B (en) *	2023-12-14	2025-07-25	西安交通大学	Rotary tooth type compressor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE792576A (en) *	1972-05-24	1973-03-30	Gardner Denver Co	SCREW COMPRESSOR HELICOIDAL ROTOR
GB1503488A (en) *	1974-03-06	1978-03-08	Svenska Rotor Maskiner Ab	Meshing screw rotor fluid maching

1976
- 1976-09-27 DD DD19499976A patent/DD128035B1/en unknown
1977
- 1977-08-08 DE DE19772735670 patent/DE2735670A1/en not_active Withdrawn
- 1977-09-06 SU SU777770004A patent/SU1441077A1/en active
- 1977-09-08 BG BG7737305A patent/BG32501A1/en unknown
- 1977-09-21 CS CS776122A patent/CS194477B1/en unknown
- 1977-09-26 NL NL7710476A patent/NL7710476A/en not_active Application Discontinuation
- 1977-09-26 GB GB39920/77A patent/GB1544595A/en not_active Expired
- 1977-09-26 SE SE7710737A patent/SE7710737L/en not_active Application Discontinuation
- 1977-09-26 HU HU77KU525A patent/HU177663B/en unknown
- 1977-09-26 PL PL1977201046A patent/PL112155B2/en unknown
- 1977-09-26 FI FI772825A patent/FI62714C/en not_active IP Right Cessation
- 1977-09-26 FR FR7728922A patent/FR2365711A1/en active Granted
- 1977-09-26 YU YU02282/77A patent/YU228277A/en unknown

Also Published As

Publication number	Publication date
FR2365711A1 (en)	1978-04-21
SU1441077A1 (en)	1988-11-30
GB1544595A (en)	1979-04-19
PL201046A1 (en)	1978-06-05
FI62714B (en)	1982-10-29
FI62714C (en)	1983-02-10
CS194477B1 (en)	1979-12-31
PL112155B2 (en)	1980-09-30
SE7710737L (en)	1978-03-28
YU228277A (en)	1982-10-31
DE2735670A1 (en)	1978-03-30
FI772825A7 (en)	1978-03-28
DD128035A1 (en)	1977-10-26
DD128035B1 (en)	1979-12-27
NL7710476A (en)	1978-03-29
BG32501A1 (en)	1982-08-16
HU177663B (en)	1981-11-28

Publication	Publication Date	Title
FR2425120B1 (en)	1983-08-26
FR2358645B1 (en)	1978-12-15
FR2375012B1 (en)	1983-06-03
FR2365711B1 (en)	1983-08-26
DE2615739C2 (en)	1978-05-03
FR2371075B1 (en)	1981-07-10
FR2338747B2 (en)	1980-10-10
JPS52138094U (en)	1977-10-20
JPS5368676U (en)	1978-06-09
FR2337512B2 (en)	1979-03-09
JPS52168506U (en)	1977-12-21
JPS52116163U (en)	1977-09-03
JPS52114992U (en)	1977-08-31
JPS52113798U (en)	1977-08-29
JPS5362496U (en)	1978-05-26
JPS52149442U (en)	1977-11-12
CS190015B1 (en)	1979-05-31
JPS52150050U (en)	1977-11-14
FI770033A7 (en)	1977-07-18
JPS5369707U (en)	1978-06-12
CH611667A5 (en)	1979-06-15
DD127148A1 (en)	1977-09-07
DD126777A1 (en)	1977-08-10
DD126772A1 (en)	1977-08-10
DD127139A1 (en)	1977-09-07

Legal Events

Date	Code	Title	Description
1985-07-26	ST	Notification of lapse