US2601697A - Adjustable cleaning nozzle for suction cleaners - Google Patents

Adjustable cleaning nozzle for suction cleaners Download PDF

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Publication number
US2601697A
US2601697A US528031A US52803144A US2601697A US 2601697 A US2601697 A US 2601697A US 528031 A US528031 A US 528031A US 52803144 A US52803144 A US 52803144A US 2601697 A US2601697 A US 2601697A
Authority
US
United States
Prior art keywords
nozzle
lip
cleaned
wheel
cleaning tool
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 - Lifetime
Application number
US528031A
Other languages
English (en)
Inventor
Charles G Troxler
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 Co
Original Assignee
Hoover Co
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 Co filed Critical Hoover Co
Priority to US528031A priority Critical patent/US2601697A/en
Priority to GB2098/45A priority patent/GB584830A/en
Priority to CH268516D priority patent/CH268516A/fr
Application granted granted Critical
Publication of US2601697A publication Critical patent/US2601697A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0405—Driving means for the brushes or agitators
    • A47L9/0422—Driving means for the brushes or agitators driven by the rotation of the supporting wheels on which the nozzle travels over the floor
    • 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
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0455—Bearing means therefor

Definitions

  • the present invention relates to suction cleaners' and moreparticularly to a cleaning tool for removing the dirt from the surface to be cleaned.
  • An object of the invention is to provide a new and improved suction cleaner. Another object is to provide a surface cleaning tool having an adjustable nozzle lip. A further object is to provide a cleaning tool having a brush which is adjustable with respect to the surface to he cleaned by adjusting the nozzle lip withrespect to the cleaning tool-body; Another object is to provide a cleaning tool having supporting wheels which are adjustable into and outer engagement with the surface to be cleaned by adjustment oi the nozzle 11; with respect to the cleaning tool body. Another object is to provide a cleaning tool having an adjustable lip to alter the area of the nozzle mouth which is engageable with the surface to be cleaned. A further object is to provide means for sealing the wheel pockets from the 9 Claims. (01. 15-356) retracted position to provide a straight air cleaning tool having a reduced nozzle mouth area;
  • Figure 9 is a bottom view, partly in section, of one end of the cleaning tool and showing the operative connection between the wheels and brush;
  • Figure is a section along line Ill-10 of Figure '7;
  • Figure 11 is a section along line ll-ll of Fi ure '7, and
  • Figure 12 is an end view of the cleaning tool along line l2-
  • Figure 2 is an enlarged section throu h the cleaning tool and showing the wheels and brush in position to engage the surface being cleaned to provide a' combined brush and air cleaning tool;
  • Figure 3 is a section similar to Figure 2 but showing the brush and wheelsout pi engagement with the surface being cleaned to provide a straight aircleaning tool;
  • Figure 4 is a fragmentary b m Vi w a tly in section, of the cleaning tool and showing the driving means between one of the floor wheels and the brush;
  • Figure 5 is a section taken along line 5-5 of Figural and o i the tens ba in e brush'in the cleaning tool;
  • Figure 6 is a section along line li -6 of Figure 4 and showing the meansfor adjusting the nozzle bottom plate with respect to the'body of the cleaning tool to hold the wheels and brush in adjusted positions;
  • Figure 8 is a verticalsectional View similar to Figure 7 but showing the wheels and'bru'sh in The embodiment 'of the invention disclosed in Figures 1 to 6 comprises a suction cleaner 20 well known in the art and having a'casing tZIprovided' with an unshown filter andsuction creating means for drawing dirt-laden a'ir removed from the surface being cleaned through an inlet conduit 22 and to expel cleaned air through an outlet 23.
  • Removably attached to the inlet conduit'22 is one end of a fiexiblhose 24 connected at its opposite end 'to a rigid elongated conduit 25 which also serves as a handle, and is removably rotatably connected 'to an outlet conduit 26 on the cleaning tool 21 by suitable air-tight connecting means28.
  • the cleaning tool 21 comprises an elongated body havinga nozzle 3
  • a wheel pocket 31 isformed at each end of the nozzle by a wall 3
  • a brush 45 having bristles 41 mounted on a body 48 is provided at its opposite ends with a pin 49 held in place by a pin 50 passing diametrically through the brushbodv 48and thepin 49.
  • Mounted on each pin 49 is'a bearing 5] which is removably held in a recess in the nozzleend wall as by a member 52 detachably attached to the nozzle end wall 35 by apai r brscie s 53.
  • Part of the pin 43 projects into the wheel pockets 31 and is provided'with a tapered disc which engages the inclined'flanged siir face ⁇ li en the interior of the wheel 38.
  • Engagement of the wheels 88 with the surface being cleaned causes the wheels to rotate and thus the discs 54 and the brush 46, and the springs 44 urge the wheels 38 into frictional engagement with the discs 54 and compensates for any wear on the engaging surfaces of the flanges 55 and the discs 54.
  • is provided with a rolled edge 56 on which is pivotally mounted the rolled edge 51 of a bottom plate 58 having an arcuate rear wall 60 which conforms to the arcuate exterior surface of the rear nozzle wall 34.
  • the bottom plate has an elongated opening 5
  • the rear wall 60 of the bottom plate 58 is provided with an elongated slot 63 having at its opposite ends enlarged openings 64 and 65 for the reception therein of a knurled nut 61 threaded on a pin 66 rigidly mounted on the rear nozzle wall 34 below the hollow conduit 26.
  • the bottom plate 58 is held in its adjusted positions when the nut 61 is in either of the enlarged openings 64 or 65 of the slot 63.
  • the cleaning tool 27 is connected to the source of suction in the cleaner casing 2
  • the knurled nut 61 is loosened and the bottom plate 58 pivoted about the rolled edge 56 of the nozzle front wall 33 to the position shown in Figure 2 with the knurled nut 61 and pin 66 in the enlarged opening 65 of the elongated slot 63.
  • the floor engaging wheels 38 project below the bottom plate 58 and the bristles 41 project through the opening 6
  • the wheels 38 Upon movement of the cleaning tool '21 over the surface being cleaned, the wheels 38 are rotated due to frictional contact with the surface to be cleaned. Rotation of the wheels 38 rotate the discs 54 which in turn cause the brush 46 to rotatably engage the surface to be cleaned and removes the dirt which is discharged into'the cleaner casing 2
  • the knurled nut 61 When it is desired to clean a surface by means of air only, the knurled nut 61 is loosened and the bottom plate 58 pivoted downwardly with respect tothe cleaning tool body to the position shown in Figure 3-and the nut 81 is tightened in the enlarged opening 64 of the slot 63. Movement of the bottom plate 58 downwardly raises the wheels 38 and brush 46 out of engagement with the surface to be cleaned to render the brush and wheels non-rotatable, and the bristles 41 are substantially out of the opening EI in the bottom plate 58. In this position of the bottom plate 58 with respect to the cleaning tool body, theflat surfaces 59 rest upon the surface being cleaned and move therealong during the cleaning operation to provide a straight air cleaning device.
  • the cleaning tool I0 comprises a body provided with an elongated nozzle II having a front wall I2, opposed end walls I3 and a rear wall 14 and extending centrally from the nozzle II is a conduit I5 adapted for removable connection to the handle 25 and thus to the source of suction in the cleaner casing 2
  • a partition II Spaced from the opposite end walls I3 of the nozzle and projecting from the top and rear walls of the latter to the dotted line "It in Figure 7 is a partition II which cooperates with each nozzle end wall 13 to form a wheel pocket I8 at each end of the nozzle.
  • each wheel pocket I8 Disposed in each wheel pocket I8 is a substantially U-shaped wheel bracket 19 having one of its arms 00 rigidly attached by means of a nut 8
  • a wheel 83 is disposed in the wheel bracket I9 and is rotatably mounted on a pin 84 removably attached by a screw 85 to the other arm 85 of the wheel bracket I9.
  • Exteriorly of each nozzle end wall 13 is a lever 81 rigidly attached to the pin 82 and is movable to raise or lower the wheels with respect to the nozzle body to adjust the nozzle II to different indicated positions as shown in Figure 12.
  • each wheel bracket 79 Attached to each wheel bracket 79 is a nozzle lip bracket having a portion 9
  • a brush 94 is disposed in the nozzle II and is provided with bristles 95 on a body 96 having a pin 91 at its opposite ends which are rotatably mounted and extend through aligned openings in the lip bracket arms 93 and the wheel bracket arms 85 into each wheel pocket I8.
  • the extreme ends of the pins 97 are provided with teeth 98 which are constantly in mesh with annularly arranged teeth 99 formed within each wheel 83. Since the lip bracket 90 and wheel brackets I9 are-welded together, movement of the lever 8'! to adjust the wheels 83 will also adjust the rear nozzle lip 9
  • is adjacent the rear nozzle wall I4 and forms with the front nozzle lip 88 a wide mouth for the nozzle.
  • is moved to the position shown in Figure 8 to raise the wheels and brush out of engagement with the surface being cleaned, the area of the nozzle mouth is reduced and the flat portion I 00 of the rear nozzle lip rides on the surface being cleaned.
  • a triangular shaped member IN is attached to the front nozzle wall 12 by screws I02 and its lower edge I03 is in the plane of the nozzle mouth.
  • the edge I04 of the lip bracket 90 abuts the inclined edge I05 of the triangular bracket IOI and its opposite edge I06 overlaps the edge I6 of the partition 11 to seal on the wheel pocket from the nozzle as shown in Figure 11, while the lower edge of the wheel bracket arm 85 lies in the plane of the nozzle mouth.
  • the upper edge of the wheel bracket arm 85 abuts the edge 76 of the partition I! and the lower edge overlaps the upper inclined edge I05 of the triangular plate IOI, While the fiat portion I00 of the rear lip 9
  • the lever 31 When it isdesired to cleanby air only, the lever 31 is moved to the No. 1 position, indicated in Figure 12, and this causes the nozzle lips .to rest upon the surface as shown in Figure 8. Movement of the lever 81 to the No. 1 position shifts the wheel brackets 19 and lip bracket 99 as a unit and raises the wheels 83 into the wheel pockets 18 and the brush 94 upwardly in the nozzle H to position the wheels 83 and brush 94 out of engagement with the surface to be cleaned. Movement of the lip bracket 90 causes a reduction of the nozzle mouth area and the flat portion I rests on the surface being cleaned. The reduction in the nozzle mouth area causes an increase in the velocity of the air passing through the surface bein cleaned for removing the dirt therefrom.
  • a body having a nozzle, nozzle supporting means attached to said body, an agitator for engagement with the surface to be cleaned, lip means for said nozzle, and means connecting said lip means and agitator to said body for movement with each other relative to said nozzle to a first cleaning position to render said nozzle supporting means and agitator inoperative and said lip means supporting said nozzle on the surface to be cleaned, said lip means and agitator movable to a second cleaning position in which said lip means is positioned above said surface and above the bottom of said agitator and supported in cleanin relation to said surface by said supporting means.
  • a body having a nozzle, nozzle supporting means, lip means for said nozzle, and means connecting said nozzle supporting means and said lip means to said body for movement with each other relative to said nozzle to a first cleaning position in which said lip means is below said nozzle supporting means and supports said nozzle on the surface to be cleaned, and movable to a second cleaning p0- sition in which said supporting mean engage the surface to be cleaned and position said lip means above said surface in cleaning relation thereto.
  • a body having a nozzle mouth, a supporting wheel at one end of said nozzle mouth, lip means for said nozzle mouth movably mounted on said body, supporting means for said. wheel connected with said lip means for movement therewith in opposite directions with respect to said mouth to adjust the latter with respect to the surface to be cleaned, said lip means having a portion cooperating with said one end of said nozzle mouth to complete the latter and seal: said nozzle from. said wheel.
  • a body having a nozzle mouth, a supporting wheel at one end of said nozzle mouth, supportin means for said wheel movably mounted on said body to adjust said nozzle mouth to different positions with respect to the surface to be cleaned, said wheel supporting means having a portion cooperating with said one end of said nozzle mouth to complete the latter and seal it from said wheel when said nozzle mouth is in one-adjusted position, and means cooperating with said one end of said nozzle mouth to complete the latterwhen said nozzle mouth is in another adjusted position.
  • a body including a nozzle, lip means for said nozzle, support means on said body projecting below said lip means into engagement with the surface to be cleaned to support said lip means in one cleaning position spaced from said surface, and means mounting said lip mean on said body for movement from above the bottom of said support means into engagement with said surface to support said nozzle thereon in another cleaning position and elevate said support means above said surface to render said support means inoperable.
  • a body including a nozzle, lip means for said nozzle, surface agitatingmeans mounted onsaid body, support means on said body projecting below said lip means and said agitating means into engagement with the surface to be cleaned to support said lip means and agitating means in one cleaning position spaced from said surface, and means mounting said lip means on said body for movement from above the bottoms of said support means and agitating means to below the same into engagement with said surface to support said nozzle thereon in another cleanin position and elevate said support means and agitating means above said surface to render the same inoperable.
  • a body including a nozzle having a mouth, lip means for said nozzle mouth, support means on said body projecting below said lip means into engagement with the surface to be cleaned to support said lip means in one cleaning position spaced from said surface, and means mounting said lip means on said body for movement relative to said nozzle mouth to alter the nozzle mouth area and position said lip means below said support means into engagement with said surface to support said nozzle thereon in another cleaning position and elevate said support means above said surface to render said support means inoperable.
  • a body including a nozzle having a mouth, lip means having a lip defining portion for said nozzle mouth and a surface engaging shoe, support means on said body projecting below said lip means into engagement with the surface to be cleaned to support said lip defining portion and shoe in one cleaning position spaced from said surface, and means mounting said lip means on said body for movement from above said support means to below the latter to present said shoe into engagement with said surface to support said nozzle thereon in another cleaning position and elevate said support means above said surface to render said support means inoperable.
  • a body including a nozzle, lip mean extendin completely around said nozzle and defining a perimeter lip for said nozzle, support means on said body projecting 7 8 below said lip means into engagement with the UNITED STATES PATENTS surface to be. cleaned to support said perimeter V lip in one cleaning position spaced from said sur- 5???

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
US528031A 1944-03-25 1944-03-25 Adjustable cleaning nozzle for suction cleaners Expired - Lifetime US2601697A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US528031A US2601697A (en) 1944-03-25 1944-03-25 Adjustable cleaning nozzle for suction cleaners
GB2098/45A GB584830A (en) 1944-03-25 1945-01-26 Improvements in or relating to suction cleaners
CH268516D CH268516A (fr) 1944-03-25 1947-12-20 Aspirateur de poussiére.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US528031A US2601697A (en) 1944-03-25 1944-03-25 Adjustable cleaning nozzle for suction cleaners

Publications (1)

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US2601697A true US2601697A (en) 1952-07-01

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Application Number Title Priority Date Filing Date
US528031A Expired - Lifetime US2601697A (en) 1944-03-25 1944-03-25 Adjustable cleaning nozzle for suction cleaners

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US (1) US2601697A (fr)
CH (1) CH268516A (fr)
GB (1) GB584830A (fr)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2722709A (en) * 1955-11-08 yerkes
US2904818A (en) * 1953-09-17 1959-09-22 Gen Electric Vacuum cleaner floor tool with rotating brush and cleaning means for brush
US3166778A (en) * 1963-04-17 1965-01-26 Mark L Hurley Vacuum cleaner head
US3203023A (en) * 1960-06-30 1965-08-31 Sunbeam Corp Cleaning attachment for vacuum cleaner
JPS4942759U (fr) * 1972-07-19 1974-04-15
JPS519567U (fr) * 1974-07-09 1976-01-23
JPS514534Y1 (fr) * 1967-05-11 1976-02-07
JPS51102971U (fr) * 1975-02-17 1976-08-18
US4151628A (en) * 1978-03-27 1979-05-01 The Hoover Company Cleaner bottom plate configuration
EP0304609A1 (fr) * 1987-07-28 1989-03-01 Siemens Aktiengesellschaft Suceur d'un aspirateur de poussière avec un corps de suceur basculant
EP1325703A2 (fr) * 1998-07-28 2003-07-09 Sharp Kabushiki Kaisha Aspirateur électrique et ensemble suceur à cet effet
US20040181888A1 (en) * 2001-10-03 2004-09-23 Kao Corporation Cleaning device
US10092149B2 (en) 2014-03-21 2018-10-09 Dyson Technology Limited Surface treating head

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE408131B (sv) * 1977-10-14 1979-05-21 Electrolux Ab Dammsugningsmunstycke med roterbart lagrad valsborste
US4577366A (en) * 1984-06-13 1986-03-25 Shop-Vac Corporation Vacuum cleaner nozzle having rotating brush

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US993202A (en) * 1909-07-06 1911-05-23 E J Ramey Vacuum-cleaner for carpets and the like.
US1258811A (en) * 1916-03-02 1918-03-12 Domestic Vacuum Cleaner Company Carpet-cleaner.
US1392874A (en) * 1920-06-14 1921-10-04 William C Johnston Vacuum-cleaner
US1613396A (en) * 1925-04-06 1927-01-04 Sr Julius Keller Brush gear for vacuum cleaners
US1642518A (en) * 1925-01-17 1927-09-13 Newton A Throop Vacuum cleaner
US1787537A (en) * 1927-11-02 1931-01-06 Edward A Langenbach Suction cleaner
US1811350A (en) * 1924-10-08 1931-06-23 Hoover Co Adjustable auxiliary nozzle for suction cleaners
US1904974A (en) * 1931-12-17 1933-04-18 Hoover Co Suction cleaner
US2025442A (en) * 1935-01-22 1935-12-24 Electrolux Corp Suction nozzle
US2100806A (en) * 1933-10-18 1937-11-30 Kern Bernard Carpet and floor cleaner
US2148125A (en) * 1935-04-26 1939-02-21 Mccardle Lionel Frank Suction cleaning tool
US2184401A (en) * 1936-02-13 1939-12-26 Hoover Co Suction cleaner
US2235674A (en) * 1937-11-19 1941-03-18 Electrolux Corp Suction nozzle
US2278382A (en) * 1940-12-23 1942-03-31 Electrolux Corp Suction nozzle

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US993202A (en) * 1909-07-06 1911-05-23 E J Ramey Vacuum-cleaner for carpets and the like.
US1258811A (en) * 1916-03-02 1918-03-12 Domestic Vacuum Cleaner Company Carpet-cleaner.
US1392874A (en) * 1920-06-14 1921-10-04 William C Johnston Vacuum-cleaner
US1811350A (en) * 1924-10-08 1931-06-23 Hoover Co Adjustable auxiliary nozzle for suction cleaners
US1642518A (en) * 1925-01-17 1927-09-13 Newton A Throop Vacuum cleaner
US1613396A (en) * 1925-04-06 1927-01-04 Sr Julius Keller Brush gear for vacuum cleaners
US1787537A (en) * 1927-11-02 1931-01-06 Edward A Langenbach Suction cleaner
US1904974A (en) * 1931-12-17 1933-04-18 Hoover Co Suction cleaner
US2100806A (en) * 1933-10-18 1937-11-30 Kern Bernard Carpet and floor cleaner
US2025442A (en) * 1935-01-22 1935-12-24 Electrolux Corp Suction nozzle
US2148125A (en) * 1935-04-26 1939-02-21 Mccardle Lionel Frank Suction cleaning tool
US2184401A (en) * 1936-02-13 1939-12-26 Hoover Co Suction cleaner
US2235674A (en) * 1937-11-19 1941-03-18 Electrolux Corp Suction nozzle
US2278382A (en) * 1940-12-23 1942-03-31 Electrolux Corp Suction nozzle

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2722709A (en) * 1955-11-08 yerkes
US2904818A (en) * 1953-09-17 1959-09-22 Gen Electric Vacuum cleaner floor tool with rotating brush and cleaning means for brush
US3203023A (en) * 1960-06-30 1965-08-31 Sunbeam Corp Cleaning attachment for vacuum cleaner
US3166778A (en) * 1963-04-17 1965-01-26 Mark L Hurley Vacuum cleaner head
JPS514534Y1 (fr) * 1967-05-11 1976-02-07
JPS4942759U (fr) * 1972-07-19 1974-04-15
JPS567236Y2 (fr) * 1974-07-09 1981-02-17
JPS519567U (fr) * 1974-07-09 1976-01-23
JPS51102971U (fr) * 1975-02-17 1976-08-18
US4151628A (en) * 1978-03-27 1979-05-01 The Hoover Company Cleaner bottom plate configuration
EP0304609A1 (fr) * 1987-07-28 1989-03-01 Siemens Aktiengesellschaft Suceur d'un aspirateur de poussière avec un corps de suceur basculant
EP1325703A2 (fr) * 1998-07-28 2003-07-09 Sharp Kabushiki Kaisha Aspirateur électrique et ensemble suceur à cet effet
EP1325703A3 (fr) * 1998-07-28 2004-09-22 Sharp Kabushiki Kaisha Aspirateur électrique et ensemble suceur à cet effet
US20040181888A1 (en) * 2001-10-03 2004-09-23 Kao Corporation Cleaning device
US7134160B2 (en) * 2001-10-03 2006-11-14 Kao Corporation Cleaning device
US10092149B2 (en) 2014-03-21 2018-10-09 Dyson Technology Limited Surface treating head

Also Published As

Publication number Publication date
GB584830A (en) 1947-01-23
CH268516A (fr) 1950-05-31

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