EP0158707A3 - Gas expansion chamber for an automatic, gas-operated firearm - Google Patents

Gas expansion chamber for an automatic, gas-operated firearm Download PDF

Info

Publication number: EP0158707A3
Authority: EP; European Patent Office
Prior art keywords: gas; automatic; expansion chamber; operated firearm; gas expansion
Prior art date: 1983-10-08
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.): Granted

Application number

EP84110428A

Other languages

German (de)

Other versions

EP0158707A2 (en

EP0158707B1 (en

Inventor

Clemens Ing. Bremer

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.)

Rheinmetall Industrie AG

Original Assignee

Rheinmetall GmbH

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.)

1983-10-08

Filing date

1984-09-01

Publication date

1986-04-23

1984-09-01 Application filed by Rheinmetall GmbH filed Critical Rheinmetall GmbH

1985-10-23 Publication of EP0158707A2 publication Critical patent/EP0158707A2/en

1986-04-23 Publication of EP0158707A3 publication Critical patent/EP0158707A3/en

1988-05-11 Application granted granted Critical

1988-05-11 Publication of EP0158707B1 publication Critical patent/EP0158707B1/en

Status Expired legal-status Critical Current

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A5/00—Mechanisms or systems operated by propellant charge energy for automatically opening the lock
- F41A5/18—Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated
- F41A5/26—Arrangements or systems for bleeding the gas from the barrel

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Filling Or Discharging Of Gas Storage Vessels (AREA)
Toys (AREA)
Portable Nailing Machines And Staplers (AREA)

EP84110428A 1983-10-08 1984-09-01 Gas expansion chamber for an automatic, gas-operated firearm Expired EP0158707B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19833336634 DE3336634A1 (en)	1983-10-08	1983-10-08	GAS STORAGE BETWEEN A DRIVING GAS DIVISION AND A CYLINDER WITH A WORKING PISTON FOR DRIVING A DEVICE, PREFERABLY ON AN AUTOMATIC PISTON ARM
DE3336634		1983-10-08

Publications (3)

Publication Number	Publication Date
EP0158707A2 EP0158707A2 (en)	1985-10-23
EP0158707A3 true EP0158707A3 (en)	1986-04-23
EP0158707B1 EP0158707B1 (en)	1988-05-11

Family

ID=6211329

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP84110428A Expired EP0158707B1 (en)	1983-10-08	1984-09-01	Gas expansion chamber for an automatic, gas-operated firearm

Country Status (2)

Country	Link
EP (1)	EP0158707B1 (en)
DE (2)	DE3336634A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9097475B2 (en)	2012-12-05	2015-08-04	Ra Brands, L.L.C.	Gas-operated firearm with pressure compensating gas piston
US9383149B2 (en)	2012-12-05	2016-07-05	Ra Brands, L.L.C.	Gas-operated firearm with pressure compensating gas piston
US9212856B2 (en)	2012-12-26	2015-12-15	Ra Brands, L.L.C.	Gas cut-off system for firearms
US8950313B2 (en)	2013-01-04	2015-02-10	Ra Brands, L.L.C.	Self regulating gas system for suppressed weapons
US8887616B2 (en)	2013-01-11	2014-11-18	Ra Brands, L.L.C.	Auto regulating gas system for supressed weapons
US9500423B2 (en)	2014-01-24	2016-11-22	Ra Brands, L.L.C.	Method and mechanism for automatic regulation of gas flow when mounting a suppressor to a firearm

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE749455C (en) *	1939-06-15	1944-12-16		Slot-controlled two-stroke internal combustion engine
AT174500B (en) *	1941-02-17	1953-04-10	Leon Dufour	Two-stroke internal combustion engine with inlet and outlet slots controlled by the piston
DE2809505C2 (en) *	1978-03-06	1982-10-07	Rheinmetall GmbH, 4000 Düsseldorf	Belt feeder drive for an automatic gas-operated gun, in particular a machine gun

1983
- 1983-10-08 DE DE19833336634 patent/DE3336634A1/en not_active Withdrawn
1984
- 1984-09-01 EP EP84110428A patent/EP0158707B1/en not_active Expired
- 1984-09-01 DE DE8484110428T patent/DE3471159D1/en not_active Expired

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE749455C (en) *	1939-06-15	1944-12-16		Slot-controlled two-stroke internal combustion engine
AT174500B (en) *	1941-02-17	1953-04-10	Leon Dufour	Two-stroke internal combustion engine with inlet and outlet slots controlled by the piston
DE2809505C2 (en) *	1978-03-06	1982-10-07	Rheinmetall GmbH, 4000 Düsseldorf	Belt feeder drive for an automatic gas-operated gun, in particular a machine gun

Also Published As

Publication number	Publication date
DE3336634A1 (en)	1985-04-25
EP0158707A2 (en)	1985-10-23
DE3471159D1 (en)	1988-06-16
EP0158707B1 (en)	1988-05-11

Legal Events

Date	Code	Title	Description
1985-08-24	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1985-10-23	AK	Designated contracting states	Designated state(s): CH DE FR IT LI SE
1986-03-06	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1986-04-23	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): CH DE FR IT LI SE
1986-05-21	17P	Request for examination filed	Effective date: 19860318
1987-03-18	17Q	First examination report despatched	Effective date: 19870128
1988-01-14	ITF	It: translation for a ep patent filed	Owner name: CALVANI SALVI E VERONELLI S.R.L.
1988-03-26	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1988-05-11	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): CH DE FR IT LI SE
1988-06-16	REF	Corresponds to:	Ref document number: 3471159 Country of ref document: DE Date of ref document: 19880616
1988-07-08	ET	Fr: translation filed
1989-03-13	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1989-03-13	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1989-05-03	26N	No opposition filed
1989-08-09	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 19890809 Year of fee payment: 6
1989-08-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19890830 Year of fee payment: 6
1989-09-06	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: CH Payment date: 19890906 Year of fee payment: 6
1989-09-30	ITTA	It: last paid annual fee
1990-09-02	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Effective date: 19900902
1990-09-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LI Effective date: 19900930 Ref country code: CH Effective date: 19900930
1991-05-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19910530
1991-05-31	REG	Reference to a national code	Ref country code: CH Ref legal event code: PL
1991-07-26	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1992-08-19	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19920819 Year of fee payment: 9
1994-06-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19940601
1995-01-31	EUG	Se: european patent has lapsed	Ref document number: 84110428.4 Effective date: 19910527

Publication	Publication Date	Title
JPS5644598A (en)	1981-04-23	Automatic firing controller for rifle
AU7784381A (en)	1982-06-17	Buttstock securing arrangement for gun
GB2136929B (en)	1986-10-15	Caseless ammunition for automatic weapons
GB2099965B (en)	1985-01-09	Firearm with gas-operated reloading action
IL72107A (en)	1989-08-15	Breechblock buffer for an automatic firing weapon
JPS5780198A (en)	1982-05-19	Ignitor for firearms
DE3363838D1 (en)	1986-07-10	Rifle breech block
GB2108248B (en)	1984-12-12	Pressure damper for recoilless weapon
DE3471159D1 (en)	1988-06-16	Gas expansion chamber for an automatic, gas-operated firearm
DE3561177D1 (en)	1988-01-21	Shot-velocity regulator for gas-operated firearms
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KR890008468Y1 (en)	1989-11-27	Firearm for firing gas
GB8322051D0 (en)	1983-09-21	Automatic ignition for gas fired devices
DE3468941D1 (en)	1988-02-25	Screen mount for an automatic barrel weapon, particularly an automatic cannon