GB2168262B - Filter units - Google Patents

Filter units

Info

Publication number
GB2168262B
GB2168262B GB08431881A GB8431881A GB2168262B GB 2168262 B GB2168262 B GB 2168262B GB 08431881 A GB08431881 A GB 08431881A GB 8431881 A GB8431881 A GB 8431881A GB 2168262 B GB2168262 B GB 2168262B
Authority
GB
United Kingdom
Prior art keywords
filter units
units
filter
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
GB08431881A
Other versions
GB8431881D0 (en
GB2168262A (en
Inventor
Leslie Donald Selsdon
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB08431881A priority Critical patent/GB2168262B/en
Publication of GB8431881D0 publication Critical patent/GB8431881D0/en
Publication of GB2168262A publication Critical patent/GB2168262A/en
Priority to US07/178,863 priority patent/US4832836A/en
Application granted granted Critical
Publication of GB2168262B publication Critical patent/GB2168262B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/018—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements ring shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/147—Bypass or safety valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/157—Flow control valves: Damping or calibrated passages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • B01D2201/188—Multiple filtering elements having filtering areas of different size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/20—Pressure-related systems for filters
    • B01D2201/204—Systems for applying vacuum to filters
    • B01D2201/208—Systems for applying vacuum to filters by venturi systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/30—Filter housing constructions
    • B01D2201/301—Details of removable closures, lids, caps, filter heads
    • B01D2201/305—Snap, latch or clip connecting means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4084—Snap or Seeger ring connecting means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
GB08431881A 1983-06-14 1984-12-18 Filter units Expired GB2168262B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08431881A GB2168262B (en) 1984-12-18 1984-12-18 Filter units
US07/178,863 US4832836A (en) 1983-06-14 1988-04-13 Series filters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08431881A GB2168262B (en) 1984-12-18 1984-12-18 Filter units

Publications (3)

Publication Number Publication Date
GB8431881D0 GB8431881D0 (en) 1985-01-30
GB2168262A GB2168262A (en) 1986-06-18
GB2168262B true GB2168262B (en) 1989-01-05

Family

ID=10571341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08431881A Expired GB2168262B (en) 1983-06-14 1984-12-18 Filter units

Country Status (1)

Country Link
GB (1) GB2168262B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8622706D0 (en) * 1986-09-20 1986-10-29 Domnick Hunter Filters Ltd Filter assembly
US5100541A (en) * 1989-03-31 1992-03-31 Zarina Holding C.V. In-line debris trap for swimming pool filtration system
US5558058A (en) * 1994-06-03 1996-09-24 Outboard Marine Corporation Four stroke engine with combined oil pump and filter assembly
GB2309174A (en) * 1996-01-22 1997-07-23 Richard Henry Howard Barr Oil reclamation device
JPH10137511A (en) * 1996-11-14 1998-05-26 Toripuru R Kogyo Kk Filter element of filter
DE19916172C2 (en) * 1999-04-10 2001-05-31 Druckluft Dannoehl Gmbh Piston booster

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB787408A (en) * 1954-05-10 1957-12-11 Daimler Benz Ag Improvements relating to lubricating systems for internal combustion engines
GB1054646A (en) * 1963-03-11
GB1133858A (en) * 1964-11-18 1968-11-20 Tecalemit Engineering Improvements in or relating to fluid filters
GB1133859A (en) * 1964-11-18 1968-11-20 Tecalemit Engineering Improvements in or relating to fluid filters
GB2141354B (en) * 1983-06-14 1987-11-25 Leslie Donald Selsdon Oil filter system

Also Published As

Publication number Publication date
GB8431881D0 (en) 1985-01-30
GB2168262A (en) 1986-06-18

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001218