US2777140A - Surface working devices - Google Patents

Surface working devices Download PDF

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Publication number
US2777140A
US2777140A US327646A US32764652A US2777140A US 2777140 A US2777140 A US 2777140A US 327646 A US327646 A US 327646A US 32764652 A US32764652 A US 32764652A US 2777140 A US2777140 A US 2777140A
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US
United States
Prior art keywords
floor
handle
treating
holder
vertical axis
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
US327646A
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English (en)
Inventor
Hastrup Knud-Erik Vilhel Gnatt
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Individual
Original Assignee
Individual
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Filing date
Publication date
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Application granted granted Critical
Publication of US2777140A publication Critical patent/US2777140A/en
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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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4038—Disk shaped surface treating tools
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/02—Floor surfacing or polishing machines
    • A47L11/04—Floor surfacing or polishing machines hand-driven
    • A47L11/08—Floor surfacing or polishing machines hand-driven with rotating tools
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/02—Floor surfacing or polishing machines
    • A47L11/10—Floor surfacing or polishing machines motor-driven
    • A47L11/14—Floor surfacing or polishing machines motor-driven with rotating tools
    • A47L11/16—Floor surfacing or polishing machines motor-driven with rotating tools the tools being disc brushes
    • A47L11/162—Floor surfacing or polishing machines motor-driven with rotating tools the tools being disc brushes having only a single disc brush
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4063—Driving means; Transmission means therefor
    • A47L11/4069—Driving or transmission means for the cleaning tools
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4075—Handles; levers
    • 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
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/28—Polishing implements
    • A47L13/284—Polishing implements having fixed or detachable weights

Definitions

  • the present invention relates to 'floor-treating tools.
  • fioor-treating toolsFas used here and in the following specification shall 'be understood to .comprise any floor treating machine having brushes, polishing nrenibers, scrubbing members "orscouringmembers.
  • the invention aims -to. provide a floor-treating tool of 'a'riyof'the classes here referred to in whichra rotation of :the'tloor 'treating member that engages the surface of-the floo'r is obtained automatically Whenthe tool issu'bjected to "a reciprocating movement.
  • 'A fur'therlpurpose of the invention isto provide a'tool hayin a floor-treating ⁇ member capable of. supporting the "tool onthe surface ofthefioor and beingsubjectedto such a' fr iction oifset relative to its center ofrotation that :-said "friction alone will be sufficient to causearotation of the floor-treating member when the tool issubjectedto a-recip- 'rocable movement.
  • the main object of the invention is toprovide a'sur- "face wofkingdevice of the type described which operates without subjecting the device to canting actuations.
  • FIG. 1 shows a sectional :viewof one manner --of con- "struction of a surface working apparatusraccording'to:the invention, taken along the line '1-1 .in'F-ig. 3,
  • Fig. 3 is a horizontal section-along the :line 3-3 in 'Fig. 1.
  • l indicatesbr-istles:securedin-aiholder 2 so as to form a flatoperative surface.
  • the :holder is retained "in a disc 3 by meansof an-elongatedpivotal "connecting bar member 4 inserted within an elongated aperture or .s1ot5 in the lower surface ofthe 'ho1der2.
  • the body or carrier member 12 is by means of the bearing 9 supported on the structure comprising the disc 3, the holder 2 and the brushes or bristles 1 in such a manner that mutual relative rotation is allowed United ims Pate t :2 between the body or carrier structure and the disc --strncture.
  • the body structure comprises besides the middle por- .tion 12a parts extending at either side thereof referred to as 13a and 14a respectively.
  • the portion 13a furtherrhas a projection 13b in which a bearing .17 is formed.
  • Inthe member 14 a bore 18 is provided theone end of which at 19 :forms :a bearingin alignment with the bearing 17 so as to receive'a spindle20.
  • the body portion '14 furthermore is provided with rpmjectionsor lugs .15" and16 in spaced relationship at either .side of .the center portion 14a.
  • Theother'endrof thezhandle shaft portion 28 is-fixediin a holder '29 .f'orian elongated handle 30 :thatis only .indicared in i'the drawings but'forms an extended :handle :by means of which .the apparatus can 'be:pushed;and1pulled forth andback :over the floorsurfa'ce.
  • the ;p.ortion ,27 is so shaped lthat the'handle 30-and rod .28acan swing up and down by swinging the' spindle 20in its lbearings-1'7' and 19.
  • the lower edge of thecasing 25 is provided with :an external ahead 31 by means of which arrubberband 32'is hel'd-inpositionalong the exterior edge of the casing.
  • The'handle member 30 has preferably such-a:.len'gth that the apparatus can be handled by the operator in .an upright position.
  • the apparatus is placed on 'thefloor resting 'on the bristles Or-brushes 1.
  • thexbodystructure can'as explained here. above rotate relatively to Lthe flooritreating :structure constituted'by the brushesand by swinging'the .handle '30 the entire bo'dytstructure and exterior h'ousing -supported on the bristle structure will rotate :aboutfithe centralaxis of the apparatus,'viz. the spindle 10.
  • the embodiment illustrated shall serve as an example only and that modifications are possible within the scope of the invention.
  • the invention is not limited to the combination with a brush member, and any other rotating polishing scouring or scrubbing member may be employed.
  • the handle shaft does not need to be arranged to swing up and down though this arrangement is preferred.
  • the casing may be omitted.
  • the displacement of the centre of gravity may be produced in any other appropriate manner than by means of the enlarged portion 14, e. g. the casing 24, 25 may be provided with a thickened portion for the same purpose.
  • a floor treating member arranged for rotatable movement about a vertical axis and having a floor treating surface perpendicular thereto capable of supporting said apparatus on said floor surface, a carrier member supported on said floor treating member and rotatable relatively thereto about said vertical axis, a spindle, a handle member connected to said spindle and extending perpendicularly therefrom, a pair of aligned bearings provided in said carrier member rotatably supporting said spindle in position normal to the vertical axis to allow said handle member to swing vertically when moving said apparatus over the floor surface by pushing and pulling said handle member and a weight member firmly connected with said carrier member with the center of gravity of the weight member being in lateral offset relationship with respect to the vertical axis and a vertical plane extending through the longitudinal axis of the handle memher.
  • a floor treating member arranged for rotatable movement about a vertical axis and having a floor treating surface perpendicular to said axis capable of sup porting said apparatus on said floor surface, a carrier member supported above said floor treating member, bearing means between said floor treating member and said carrier member to allow mutual relative rotation between said :carrier member and said floor treating member, handle means connected with said carrier member laterally offset with respect to said vertical axis to enable said apparatus to effectuate a reciprocable movement by pushing and pulling said handle means in its longitudinal direction and a weight member firmly connected with said carrier member, the weight member having its centre of gravity in offset lateral relationship with respect to the vertical axis and a vertical plane extending through the longitudinal axis of said handle means.
  • a disc member arranged for free rotatable movement about a vertical axis that substantially coincides with the center a weight member firmly connected with said carrier mcmber, the weight member having its center of gravity laterally olfset relatively to said vertical axis and a handle member operatively connected with said carrier member extending in such radial relationship relatively to said vertical axis that the center of gravity of said Weight mem' beer is offset from a vertical plane passing through the longitudinal axis of the handle member so that reciprocablemovement of said apparatus in the longitudinal direction of said handle member will cause a laterally offset load on said floor treating surface sufiicient to cause rotating thereof in response to said reciprocable movement.
  • a floor treating apparatus comprising a floor treating member, a holder for said floor treating member and capable of supporting said apparatus with said floor treating member engaging a floor portion, a casing member overlying said holder, said holder being freely rotatably supported about a vertical axis of rotation in said casing, an upwardly extending handle portion on said casing in radial offset relationship relative to the vertical axis of rotation of the holder, the longitudinal axis of said handle portion being maintained in a single vertical plane intersecting the vertical axis of rotation of said holder, and a weight member supported in a fixed offset lateral relationship from the vertical plane formed by the intersection of the longitudinal axis of the handle portion and the axis of rotation of said holder for maintaining the center of gravity of the floor treating apparatus in an offset relationship from the axis of rotation of the holder for increasing the relative frica relative rotation between said carrier member and said treating member about said vertical axis, a handle portion, a connection between said handle portion and said carrier member stiff in tangential direction relatively to
  • a floor treating apparatus in combination: a floor treating member, a holder for said floor treating member being freely rotatable about a substantially vertical axis when said apparatus is supported on a floor with said floor treating member in engagement with the floor surface, a carrier member overlying said holder, means connecting said holder and said carrier member to allow a mutual rotation thereof, a handle portion, means connecting said handle portion with said carrier member to prevent relative rotation between the handle portion and the carrier member by pulling and pushing said handle portion, and a weight member connected to said carrier member, the weight member having its center of gravity laterally offset relative to the direction of the reciprocable movement of said carrier member caused by pulling and pushing said handle portion to subject said floor treating member to an increased lateral pressure relatively to its axis of rotation whereby said floor treating member will rotate automatically when said carrier member is reciprocated.

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  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
US327646A 1952-02-02 1952-12-23 Surface working devices Expired - Lifetime US2777140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK2777140X 1952-02-02

Publications (1)

Publication Number Publication Date
US2777140A true US2777140A (en) 1957-01-15

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US327646A Expired - Lifetime US2777140A (en) 1952-02-02 1952-12-23 Surface working devices

Country Status (3)

Country Link
US (1) US2777140A (OSRAM)
FR (1) FR1073640A (OSRAM)
NL (1) NL82457C (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003013217A1 (en) * 2001-08-10 2003-02-20 Shakespeare Company Llc Multipurpose rotary cutting tool having interchangeable heads

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167493B (de) * 1958-06-11 1964-04-09 Wilhelm Bauer Vorrichtung zum Einwachsen, Bohnern und Polieren von Fussboeden od. dgl.

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US67058A (en) * 1867-07-23 Improved scouring and scrubbing machine
US883166A (en) * 1906-09-27 1908-03-31 Joseph Bruyere Brush for parquetry-flooring and the like.
US1466989A (en) * 1921-01-31 1923-09-04 Chick Harry Robert Polishing mop or the like
FR666274A (fr) * 1929-03-27 1929-09-30 Appareil destiné à l'entretien des planchers, parquets et autres
US1847323A (en) * 1927-10-08 1932-03-01 Kent Company Inc Floor machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US67058A (en) * 1867-07-23 Improved scouring and scrubbing machine
US883166A (en) * 1906-09-27 1908-03-31 Joseph Bruyere Brush for parquetry-flooring and the like.
US1466989A (en) * 1921-01-31 1923-09-04 Chick Harry Robert Polishing mop or the like
US1847323A (en) * 1927-10-08 1932-03-01 Kent Company Inc Floor machine
FR666274A (fr) * 1929-03-27 1929-09-30 Appareil destiné à l'entretien des planchers, parquets et autres
FR36640E (fr) * 1929-03-27 1930-07-07 Appareil destiné à l'entretien des planchers, parquets et autres

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040148785A1 (en) * 2000-08-11 2004-08-05 Price Joseph E. Multipurpose rotary cutting tool having interchangeable heads
US6912789B2 (en) 2000-08-11 2005-07-05 Shakespeare Company Llc Multipurpose rotary cutting tool having interchangeable heads
WO2003013217A1 (en) * 2001-08-10 2003-02-20 Shakespeare Company Llc Multipurpose rotary cutting tool having interchangeable heads

Also Published As

Publication number Publication date
FR1073640A (fr) 1954-09-28
NL82457C (OSRAM)

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