GB508934A - Improvements in or relating to suction cleaners - Google Patents

Improvements in or relating to suction cleaners

Info

Publication number
GB508934A
GB508934A GB489239A GB489239A GB508934A GB 508934 A GB508934 A GB 508934A GB 489239 A GB489239 A GB 489239A GB 489239 A GB489239 A GB 489239A GB 508934 A GB508934 A GB 508934A
Authority
GB
United Kingdom
Prior art keywords
casing
interior
filter
cover
cleaner
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
GB489239A
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
Priority to US508934XA priority Critical
Application filed by Hoover Ltd filed Critical Hoover Ltd
Publication of GB508934A publication Critical patent/GB508934A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/19Means for monitoring filtering operation

Abstract

508,934. Suction cleaners. HOOVER, Ltd. Feb. 14, 1939, No. 4892. Convention date, March 18, 1938. [Class 8 (i)] A demonstration dirt trap for a suction cleaner comprises a casing 12 adapted to be detachably secured to the exhaust 13 of the cleaner and provided with a filter 22 and with a window 19 enabling the interior of the casing to be observed. The casing 12 is of cylindrical form and has a slotted flange 14 to engage the bolts normally used for securing the dust bag. To the base of the casing 12 is hinged a cover comprising a perforated plate 18 mounted in a ring 16 provided with a gasket 17, a spring clip 16a serving to secure the cover in closed position. A sheet 22 of permeable fabric or paper forming the filter is clamped between the plate 18 and the casing 12. The interior of the casing may have a coating of white paint or be provided with an electric lamp.
GB489239A 1938-03-18 1939-02-14 Improvements in or relating to suction cleaners Expired GB508934A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US508934XA true 1938-03-18 1938-03-18

Publications (1)

Publication Number Publication Date
GB508934A true GB508934A (en) 1939-07-07

Family

ID=21968121

Family Applications (1)

Application Number Title Priority Date Filing Date
GB489239A Expired GB508934A (en) 1938-03-18 1939-02-14 Improvements in or relating to suction cleaners

Country Status (1)

Country Link
GB (1) GB508934A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137896A (en) * 1983-04-12 1984-10-17 Hoover Plc Suction cleaner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137896A (en) * 1983-04-12 1984-10-17 Hoover Plc Suction cleaner

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