CA2052084C - Systeme a soupape de retour d'eau a action multiple muni d'un dispositif antirats - Google Patents

Systeme a soupape de retour d'eau a action multiple muni d'un dispositif antirats

Info

Publication number: CA2052084C
Authority: CA; Canada
Prior art keywords: sewage; housing; dwelling; sewer; valve assembly
Prior art date: 1991-09-23
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 - Fee Related

Application number

CA 2052084

Other languages

English (en)

Other versions

CA2052084A1 (fr

Inventor

Robert Pludowski

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.)

Individual

Original Assignee

Individual

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.)

1991-09-23

Filing date

1991-09-23

Publication date

1995-08-01

1991-09-23 Application filed by Individual filed Critical Individual

1991-09-23 Priority to CA 2052084 priority Critical patent/CA2052084C/fr

1993-03-24 Publication of CA2052084A1 publication Critical patent/CA2052084A1/fr

1995-08-01 Application granted granted Critical

1995-08-01 Publication of CA2052084C publication Critical patent/CA2052084C/fr

2011-09-23 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 28
230000001012 protector Effects 0.000 title description 2
239000007789 gas Substances 0.000 claims abstract description 32
238000004140 cleaning Methods 0.000 claims abstract description 8
239000010865 sewage Substances 0.000 claims description 41
238000000926 separation method Methods 0.000 claims description 15
230000005484 gravity Effects 0.000 claims description 5
230000000630 rising effect Effects 0.000 claims description 2
241000283984 Rodentia Species 0.000 claims 2
241000251468 Actinopterygii Species 0.000 abstract description 15
241000700159 Rattus Species 0.000 abstract description 8
241000607479 Yersinia pestis Species 0.000 abstract description 6
239000002351 wastewater Substances 0.000 abstract description 3
241001465754 Metazoa Species 0.000 abstract description 2
238000009434 installation Methods 0.000 description 6
239000007788 liquid Substances 0.000 description 2
238000009428 plumbing Methods 0.000 description 2
239000002699 waste material Substances 0.000 description 2
229910001369 Brass Inorganic materials 0.000 description 1
229910001018 Cast iron Inorganic materials 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
239000010951 brass Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
238000005406 washing Methods 0.000 description 1

Classifications

- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/06—Devices for restraining rats or other animals
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
- E03F7/04—Valves for preventing return flow

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Hydrology & Water Resources (AREA)
Public Health (AREA)
Water Supply & Treatment (AREA)
Check Valves (AREA)
Lift Valve (AREA)

CA 2052084 1991-09-23 1991-09-23 Systeme a soupape de retour d'eau a action multiple muni d'un dispositif antirats Expired - Fee Related CA2052084C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2052084 CA2052084C (fr)	1991-09-23	1991-09-23	Systeme a soupape de retour d'eau a action multiple muni d'un dispositif antirats

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2052084 CA2052084C (fr)	1991-09-23	1991-09-23	Systeme a soupape de retour d'eau a action multiple muni d'un dispositif antirats

Publications (2)

Publication Number	Publication Date
CA2052084A1 CA2052084A1 (fr)	1993-03-24
CA2052084C true CA2052084C (fr)	1995-08-01

Family

ID=4148431

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2052084 Expired - Fee Related CA2052084C (fr)	1991-09-23	1991-09-23	Systeme a soupape de retour d'eau a action multiple muni d'un dispositif antirats

Country Status (1)

Country	Link
CA (1)	CA2052084C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2177679A1 (fr) *	2008-10-14	2010-04-21	Kessel GmbH	Soupape anti retour

1991
- 1991-09-23 CA CA 2052084 patent/CA2052084C/fr not_active Expired - Fee Related

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2177679A1 (fr) *	2008-10-14	2010-04-21	Kessel GmbH	Soupape anti retour

Also Published As

Publication number	Publication date
CA2052084A1 (fr)	1993-03-24

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Legal Events

Date	Code	Title	Description
1991-09-23	EEER	Examination request
2001-09-24	MKLA	Lapsed