GB217826A - Improvements in and relating to rotary toothbrushes - Google Patents

Improvements in and relating to rotary toothbrushes

Info

Publication number
GB217826A
GB217826A GB2645723A GB2645723A GB217826A GB 217826 A GB217826 A GB 217826A GB 2645723 A GB2645723 A GB 2645723A GB 2645723 A GB2645723 A GB 2645723A GB 217826 A GB217826 A GB 217826A
Authority
GB
United Kingdom
Prior art keywords
shaft
brush
relating
washers
sleeve
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
GB2645723A
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.)
DANTE DAVIDE ZEROLLO
Original Assignee
DANTE DAVIDE ZEROLLO
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 DANTE DAVIDE ZEROLLO filed Critical DANTE DAVIDE ZEROLLO
Priority to GB2645723A priority Critical patent/GB217826A/en
Publication of GB217826A publication Critical patent/GB217826A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/16—Power-driven cleaning or polishing devices
    • A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
    • A61C17/24—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Brushes (AREA)

Abstract

217,826. Zerollo, D. D. Oct. 23, 1923. Dental and like engines.-A rotary toothbrush comprises a hollow handle 1, Fig. 2, within which is rotatably mounted a cylindrical member 2 connected at one end to a flexible shaft 4 driven by an electric motor, and provided at the other end with a spring 7 adapted to engage a notch on a shaft 5 carrying a cylindrical brush 6. The member 2 is formed with oil grooves 3. The brush is composed of narrow circular elements 9, Fig. 6, mounted alternately with metal washers 10 on a hollow slotted sleeve 12 frictionally engaged on the shaft 5. The sleeve is of square section, the elements 9 and the washers 10 being of correspond form to fit thereon.
GB2645723A 1923-10-23 1923-10-23 Improvements in and relating to rotary toothbrushes Expired GB217826A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2645723A GB217826A (en) 1923-10-23 1923-10-23 Improvements in and relating to rotary toothbrushes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2645723A GB217826A (en) 1923-10-23 1923-10-23 Improvements in and relating to rotary toothbrushes

Publications (1)

Publication Number Publication Date
GB217826A true GB217826A (en) 1924-06-26

Family

ID=10243910

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2645723A Expired GB217826A (en) 1923-10-23 1923-10-23 Improvements in and relating to rotary toothbrushes

Country Status (1)

Country Link
GB (1) GB217826A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744277A (en) * 1952-11-07 1956-05-08 Osborn Mfg Co Rotary brush assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744277A (en) * 1952-11-07 1956-05-08 Osborn Mfg Co Rotary brush assembly

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