US2790449A - Collapsible tooth-brush - Google Patents

Collapsible tooth-brush Download PDF

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Publication number
US2790449A
US2790449A US381851A US38185153A US2790449A US 2790449 A US2790449 A US 2790449A US 381851 A US381851 A US 381851A US 38185153 A US38185153 A US 38185153A US 2790449 A US2790449 A US 2790449A
Authority
US
United States
Prior art keywords
brush
tooth
cover
casing
handle
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
US381851A
Other languages
English (en)
Inventor
Hennings Walter
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
Application granted granted Critical
Publication of US2790449A publication Critical patent/US2790449A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
    • A46B5/0033—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions bending or stretching or collapsing
    • A46B5/0041—Mechanical joint or hinge, made up of several components
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B11/00—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water
    • A46B11/001—Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water with integral reservoirs
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B5/00—Brush bodies; Handles integral with brushware
    • A46B5/002—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions
    • A46B5/0033—Brush bodies; Handles integral with brushware having articulations, joints or flexible portions bending or stretching or collapsing
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B2200/00—Brushes characterized by their functions, uses or applications
    • A46B2200/10—For human or animal care
    • A46B2200/1066—Toothbrush for cleaning the teeth or dentures

Definitions

  • the invention relates to a tooth-brush ⁇ and refers especially to a collapsible tooth-brush one part of which being made of one piece combined with a protecting casing for receiving the bristles of the brush in the collapsed condition.
  • Such tooth-brush will be improved according to the invention by providing the tooth-brush additionally with a container for receiving means for cleaning the teeth. ln this way a tooth-brush will be provided which is adapted in a most favourable way not ⁇ only for journeying and travelling purposes, but also as ⁇ an implement which men and women may carry with them for sanitary or hygienic purposes.
  • the tooth-brush formed ⁇ according to the invention may be easily carried along and borne everywhere, whereby it is especially adapted to be put in a ladys pouch.
  • Such a tooth-brush is additionally adapted to be added to the baggage of soldiers, hunters, fishermen, Wanderers and commercial travellers.
  • the means for cleaning the teeth and the mouth may be inserted in any form in the container, e. g. in the form of a tube receiving a cleaning paste, in form of tablets or in liquid form.
  • the container for receiving the tooth cleaning means is situated in the space between the bristles of the tooth-brush and the journal rotatably connecting the two tooth-brushhalves one with another when the tooth-brush being in its collapsed condition.
  • the container for receiving the tooth cleaning means out or" two parts, i. e. a receptacle combined with the handle part of the tooth brush and a cover which is rotatably supported by the journal rotatably connecting the two tooth-brush-halves one with another.
  • the tooth-brush formed in conformity with the invention will be additionally improved by providing the protecting casing for receiving the bristles ot' the brush with a projecting sealing rim, which is engaging a sealing groove formed in a corresponding manner on the bristle holder or vice versa.
  • This structure too assists the solving of the inventive problem to provide a collapsible tooth-brush which may be easily taken along everywhere and which enables the user to clean the mouth and the teeth without charging the usual pockets unnecessarily and without soiling them eventually.
  • Fig. 1 shows a longitudinal section of a tooth-brush formed according to the invention, in its extended condition, ready for use.
  • Patent Fig. 2 shows a longitudinal section through the toothbrush of Fig. 1 in its collapsed or shut condition.
  • Fig. 3 shows a cross section taken along line lll-III of Fig. 2,
  • Fig. 4 shows a side-view of the tooth-brush of Figs. 1, 2 and 3 in its collapsed condition.
  • Fig. 5 shows an elevation view of the tooth-brush in its collapsed condition.
  • the tooth-brush includes the two parts 1 and 2 which are supported rotatably one with respect to another by means of a journal pin 3. Stops 4, 5 are provided for securing that the two parts 1, 2 may not be rotated beyond there extended position shown in Fig. l.
  • Part 2 is provided, as may be readily seen from Fig. l and 2, with a part 6 formed as casing which is adapted to receive the bristles 7 of the brush secured to the handle part 1.
  • the handle part 1 is provided on its exterior rim with a notch or groove 8 adapted to engage a projecting sealing rim 9 which is provided on the casing 6 of part 2. By means of the elasticity of the material out of which the two parts 1, 2 are made the projecting rim 94 and the groove or notch 8 may engage one another.
  • the -two parts 1, 2 are made out of plastics and yespecially of a synthetic resin.
  • the handle part 2 is additionally provided with a container or receptacle 10 which serves for receiving tooth cleaning means 11 which is shown in the drawing as being provided in form of tablets.
  • the journal pin 3 serves additionally as means for supporting a cover 12 by means of which the interior of the container or receptacle 10 may be shut otl. T he two parts 1 and 2 and the cover 12 are therefore rotatably supported by means of the same journal pin as may be readily seen from Fig. 5.
  • the cover 12 too may be provided with a hook-formed or oifset prolongation 13 which is adapted to engage the enlarged or thickened rim 14 of the partition separating the container 10 for receiving the tooth cleaning means from the casing 6 for receiving the bristles 7 of the brush.
  • a compact teeth cleaning unit adapted to be carried on the person comprising a hollow elongated elastic casing having an integral partition dividing said casing into a brush compartment and dentifrice compartment, said compartments being aligned along the longitudinal axis of said casing, pivot and stop means located in the end ot' said casing remote from said brush compartment, a tooth brush having a bristle portion and an elastic handle portion, a cover for said dentifrice compartment, a common pivotal connection between said pivot means and said handle and said cover, said handle having a portion engaged by said stop to limit outward swinging movement of said handle to ⁇ arrest said handle in an extended position coextensive with said casing, said cover being engaged with the inside of said handle with said handle in an inwardly swung position with said bristle portion in said brush compartment to retain said cover in closed engagement with lrespect to said dentifrice compartment.
  • a compact teeth cleaning unit as defined in'claiin l wherein said bristle portion of said brush is shaped to have releasable interlocking engagement with the end of said casing remote from said stop and pivot means for holding said bristle portion in said brush compartment.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Brushes (AREA)
US381851A 1952-09-25 1953-09-23 Collapsible tooth-brush Expired - Lifetime US2790449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2790449X 1952-09-25

Publications (1)

Publication Number Publication Date
US2790449A true US2790449A (en) 1957-04-30

Family

ID=7998438

Family Applications (1)

Application Number Title Priority Date Filing Date
US381851A Expired - Lifetime US2790449A (en) 1952-09-25 1953-09-23 Collapsible tooth-brush

Country Status (2)

Country Link
US (1) US2790449A (fr)
FR (1) FR1090585A (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917057A (en) * 1956-07-20 1959-12-15 Sarl G O L Tooth-brush
US2990833A (en) * 1957-11-19 1961-07-04 Taylor Roy Elbert Toothbrush and paste kit
US4482263A (en) * 1983-05-12 1984-11-13 Palamara Joseph P Foldable toothbrush and toothpaste supply unit
US4503871A (en) * 1982-09-24 1985-03-12 Mendenhall Burke H Disposable toothbrush
US5003658A (en) * 1988-11-03 1991-04-02 Rolleri Dennis A Compact sanitary toothbrush
USD429888S (en) * 1999-02-18 2000-08-29 Ranir/Dcp Corporation Foldable toothbrush
US6560810B1 (en) * 2001-08-03 2003-05-13 Jacobson Michael A Collapsible toothbrush
US6643887B1 (en) 2000-06-27 2003-11-11 Radius Corporation Foldable toothbrush

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2172379B1 (fr) * 1972-02-17 1977-02-04 Aberg T

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US246934A (en) * 1881-09-13 Teeeitoby
US902796A (en) * 1908-03-24 1908-11-03 Frederick W Archer Combination tooth-brush and powder-holder.
US2247003A (en) * 1940-09-09 1941-06-24 Will O Smith Dental cleaning compact
US2399660A (en) * 1944-10-12 1946-05-07 Boulicault Marcel Teeth cleaning unit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US246934A (en) * 1881-09-13 Teeeitoby
US902796A (en) * 1908-03-24 1908-11-03 Frederick W Archer Combination tooth-brush and powder-holder.
US2247003A (en) * 1940-09-09 1941-06-24 Will O Smith Dental cleaning compact
US2399660A (en) * 1944-10-12 1946-05-07 Boulicault Marcel Teeth cleaning unit

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917057A (en) * 1956-07-20 1959-12-15 Sarl G O L Tooth-brush
US2990833A (en) * 1957-11-19 1961-07-04 Taylor Roy Elbert Toothbrush and paste kit
US4503871A (en) * 1982-09-24 1985-03-12 Mendenhall Burke H Disposable toothbrush
US4482263A (en) * 1983-05-12 1984-11-13 Palamara Joseph P Foldable toothbrush and toothpaste supply unit
US5003658A (en) * 1988-11-03 1991-04-02 Rolleri Dennis A Compact sanitary toothbrush
USD429888S (en) * 1999-02-18 2000-08-29 Ranir/Dcp Corporation Foldable toothbrush
US6643887B1 (en) 2000-06-27 2003-11-11 Radius Corporation Foldable toothbrush
US6560810B1 (en) * 2001-08-03 2003-05-13 Jacobson Michael A Collapsible toothbrush

Also Published As

Publication number Publication date
FR1090585A (fr) 1955-03-31

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