GB471387A - Improvements in tooth-brushes - Google Patents

Improvements in tooth-brushes

Info

Publication number
GB471387A
GB471387A GB13017/36A GB1301736A GB471387A GB 471387 A GB471387 A GB 471387A GB 13017/36 A GB13017/36 A GB 13017/36A GB 1301736 A GB1301736 A GB 1301736A GB 471387 A GB471387 A GB 471387A
Authority
GB
United Kingdom
Prior art keywords
bristles
teeth
handle
clean
head
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
GB13017/36A
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
Publication of GB471387A publication Critical patent/GB471387A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B9/00—Arrangements of the bristles in the brush body
    • A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
    • A46B9/04—Arranged like in or for toothbrushes

Landscapes

  • Brushes (AREA)

Abstract

471,387. Toothbrushes ; handles. CHIAVARO, A. May 8, 1936, No. 13017. Convention date, May 31, 1935. [Classes 19 and 61 (i)] A toothbrush has two working heads L<1>, L<11>, Fig. 1, mounted on a very resilient handle 1. One head L<1> has the bristles all of one length, preferably spaced as in Fig. 2, so as to clean the lingual surfaces of all the crowns of the teeth. The other head L<11> has the bristles graded lower towards the end of the handle and is intended to clean the vestibular and occlusional faces of all the teeth. The bristles L<11> are preferably spaced as in Fig. 2. The handle 1 is so flexible that no weight greater than 50 grammes can be exerted on the teeth.
GB13017/36A 1935-05-31 1936-05-08 Improvements in tooth-brushes Expired GB471387A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT471387X 1935-05-31

Publications (1)

Publication Number Publication Date
GB471387A true GB471387A (en) 1937-09-03

Family

ID=11260677

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13017/36A Expired GB471387A (en) 1935-05-31 1936-05-08 Improvements in tooth-brushes

Country Status (1)

Country Link
GB (1) GB471387A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978724A (en) * 1958-04-29 1961-04-11 Gracian Carlos Coy Toothbrush
US3731336A (en) * 1971-05-03 1973-05-08 J Rubin Toothbrush
US4185349A (en) * 1976-07-12 1980-01-29 Sophia Papas Toothbrush contoured to the human mouth
FR2515942A1 (en) * 1981-11-06 1983-05-13 Avantgarde Spa TOOTHBRUSH WITH DIFFERENT HEIGHT HAIR BRUSHES
US5201092A (en) * 1991-10-09 1993-04-13 Colson Edward L Periodontal toothbrush
US5511275A (en) * 1990-06-19 1996-04-30 The Procter & Gamble Company Toothbrush exhibiting three-dimensional bristle profile and end rounded bristles for improved interproximal cleaning without increasing gum irritation
WO1998005240A1 (en) * 1996-08-02 1998-02-12 The Procter & Gamble Company A toothbrush
WO1998005239A1 (en) * 1996-08-02 1998-02-12 The Procter & Gamble Company A toothbrush
US5926897A (en) * 1994-12-01 1999-07-27 The Procter & Gamble Company Toothbrush having bristles for interproximal cleaning
US6314605B1 (en) 1996-08-02 2001-11-13 The Procter & Gamble Company Toothbrush
US6408476B1 (en) 1996-01-18 2002-06-25 The Procter & Gamble Company Toothbrush with elastomer filled flexible head
US6514445B1 (en) 1996-12-24 2003-02-04 The Procter & Gamble Company Brush making
WO2007017707A1 (en) * 2005-08-11 2007-02-15 Hilary Nwokeabia The slanting toothbrush
US7707676B2 (en) 1999-06-14 2010-05-04 The Procter & Gamble Company Toothbrush
US8584299B2 (en) 2003-04-23 2013-11-19 The Procter & Gamble Company Electric toothbrushes

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978724A (en) * 1958-04-29 1961-04-11 Gracian Carlos Coy Toothbrush
US3731336A (en) * 1971-05-03 1973-05-08 J Rubin Toothbrush
US4185349A (en) * 1976-07-12 1980-01-29 Sophia Papas Toothbrush contoured to the human mouth
FR2515942A1 (en) * 1981-11-06 1983-05-13 Avantgarde Spa TOOTHBRUSH WITH DIFFERENT HEIGHT HAIR BRUSHES
US5511275A (en) * 1990-06-19 1996-04-30 The Procter & Gamble Company Toothbrush exhibiting three-dimensional bristle profile and end rounded bristles for improved interproximal cleaning without increasing gum irritation
US5201092A (en) * 1991-10-09 1993-04-13 Colson Edward L Periodontal toothbrush
US5926897A (en) * 1994-12-01 1999-07-27 The Procter & Gamble Company Toothbrush having bristles for interproximal cleaning
US6408476B1 (en) 1996-01-18 2002-06-25 The Procter & Gamble Company Toothbrush with elastomer filled flexible head
EP0932349A1 (en) * 1996-08-02 1999-08-04 The Procter & Gamble Company A toothbrush
EP0932348A1 (en) * 1996-08-02 1999-08-04 The Procter & Gamble Company A toothbrush
WO1998005239A1 (en) * 1996-08-02 1998-02-12 The Procter & Gamble Company A toothbrush
US6115870A (en) * 1996-08-02 2000-09-12 Procter & Gamble Toothbrush
US6314605B1 (en) 1996-08-02 2001-11-13 The Procter & Gamble Company Toothbrush
WO1998005240A1 (en) * 1996-08-02 1998-02-12 The Procter & Gamble Company A toothbrush
EP0932349A4 (en) * 1996-08-02 2004-09-08 Procter & Gamble A toothbrush
EP0932348A4 (en) * 1996-08-02 2004-09-08 Procter & Gamble A toothbrush
US6514445B1 (en) 1996-12-24 2003-02-04 The Procter & Gamble Company Brush making
US7707676B2 (en) 1999-06-14 2010-05-04 The Procter & Gamble Company Toothbrush
US8584299B2 (en) 2003-04-23 2013-11-19 The Procter & Gamble Company Electric toothbrushes
US8955186B2 (en) 2003-04-23 2015-02-17 The Procter & Gamble Company Electric toothbrushes
WO2007017707A1 (en) * 2005-08-11 2007-02-15 Hilary Nwokeabia The slanting toothbrush

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