GB698024A - Improvements in or relating to the formation of filter bags - Google Patents

Improvements in or relating to the formation of filter bags

Info

Publication number
GB698024A
GB698024A GB30187/51A GB3018751A GB698024A GB 698024 A GB698024 A GB 698024A GB 30187/51 A GB30187/51 A GB 30187/51A GB 3018751 A GB3018751 A GB 3018751A GB 698024 A GB698024 A GB 698024A
Authority
GB
United Kingdom
Prior art keywords
relating
formation
edges
stitched
blank
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
GB30187/51A
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.)
Hoover Ltd
Original Assignee
Hoover Ltd
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 Hoover Ltd filed Critical Hoover Ltd
Publication of GB698024A publication Critical patent/GB698024A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S383/00—Flexible bags
    • Y10S383/907—Peculiar, particular shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

698,024. Bags. HOOVER, Ltd. Dec. 27, 1951 [Jan. 5, 1951], No. 30187/51. Class 94(ii) [Also in Group XXVIII] An air filter bag 10, Fig. 5, is formed from a blank 31, Fig. 4, which after stitching edges 38, 39 together forms the side wall, and a circular blank 30 which is stitched at its periphery 35 to the end 36 of the blank 31 and has a radial slit 40 the edges 42, 43 of which are stitched together after the edges 38, 39 have been stitched so that seams 46, 47 are in line.
GB30187/51A 1951-01-05 1951-12-27 Improvements in or relating to the formation of filter bags Expired GB698024A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US204617A US2630190A (en) 1951-01-05 1951-01-05 Filter bag for suction cleaners

Publications (1)

Publication Number Publication Date
GB698024A true GB698024A (en) 1953-10-07

Family

ID=22758678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30187/51A Expired GB698024A (en) 1951-01-05 1951-12-27 Improvements in or relating to the formation of filter bags

Country Status (2)

Country Link
US (1) US2630190A (en)
GB (1) GB698024A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3374612A (en) * 1965-07-20 1968-03-26 Allied Flexible Products Inc Grass catcher bag
US3678662A (en) * 1970-05-14 1972-07-25 Nat Bank And Trust Co Of Centr Filter for moisture and oil vapor
US4689059A (en) * 1983-10-17 1987-08-25 A/S Fisker & Nielsen Cleaner apparatus for toxic or hazardous substances

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2174730A (en) * 1936-07-10 1939-10-03 Raymond T White Vacuum cleaner bag
US2129105A (en) * 1937-07-02 1938-09-06 Thomas E Spence Dust bag for pneumatic cleaners
US2268352A (en) * 1940-09-07 1941-12-30 Hoover Co Suction cleaner dirt bag
US2364069A (en) * 1943-08-27 1944-12-05 Eureka Vacuum Cleaner Co Vacuum cleaner bag

Also Published As

Publication number Publication date
US2630190A (en) 1953-03-03

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