CA2560512C - Monofilaments a extremites fendues - Google Patents

Monofilaments a extremites fendues Download PDF

Info

Publication number
CA2560512C
CA2560512C CA002560512A CA2560512A CA2560512C CA 2560512 C CA2560512 C CA 2560512C CA 002560512 A CA002560512 A CA 002560512A CA 2560512 A CA2560512 A CA 2560512A CA 2560512 C CA2560512 C CA 2560512C
Authority
CA
Canada
Prior art keywords
monofilament
monofilaments
voids
brush
bristles
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
CA002560512A
Other languages
English (en)
Other versions
CA2560512A1 (fr
Inventor
Robert L. Rackley
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to CA2661801A priority Critical patent/CA2661801C/fr
Priority claimed from CA002287342A external-priority patent/CA2287342C/fr
Publication of CA2560512A1 publication Critical patent/CA2560512A1/fr
Application granted granted Critical
Publication of CA2560512C publication Critical patent/CA2560512C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/02—Bristles details
    • A46D1/0238—Bristles with non-round cross-section
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/02—Bristles details
    • A46D1/0292—Bristles having split ends
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D1/00—Bristles; Selection of materials for bristles
    • A46D1/04—Preparing bristles
    • A46D1/05—Splitting; Pointing
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D9/00—Machines for finishing brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B29K2067/006—PBT, i.e. polybutylene terephthalate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/42—Brushes
    • B29L2031/425—Toothbrush
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/731—Filamentary material, i.e. comprised of a single element, e.g. filaments, strands, threads, fibres

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Brushes (AREA)
CA002560512A 1997-04-24 1997-04-24 Monofilaments a extremites fendues Expired - Lifetime CA2560512C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2661801A CA2661801C (fr) 1997-04-24 1997-04-24 Monofilaments a extremites fendues

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002287342A CA2287342C (fr) 1997-04-24 1997-04-24 Monofilaments a extremites fendues

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002287342A Division CA2287342C (fr) 1997-04-24 1997-04-24 Monofilaments a extremites fendues

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2661801A Division CA2661801C (fr) 1997-04-24 1997-04-24 Monofilaments a extremites fendues

Publications (2)

Publication Number Publication Date
CA2560512A1 CA2560512A1 (fr) 1998-10-29
CA2560512C true CA2560512C (fr) 2009-07-07

Family

ID=37310285

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002560512A Expired - Lifetime CA2560512C (fr) 1997-04-24 1997-04-24 Monofilaments a extremites fendues

Country Status (1)

Country Link
CA (1) CA2560512C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10743647B2 (en) 2015-07-07 2020-08-18 Colgate-Palmolive Company Oral care implement and monofilament bristle for use with the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10743647B2 (en) 2015-07-07 2020-08-18 Colgate-Palmolive Company Oral care implement and monofilament bristle for use with the same

Also Published As

Publication number Publication date
CA2560512A1 (fr) 1998-10-29

Similar Documents

Publication Publication Date Title
US5933906A (en) Monofilaments with split ends
US6018840A (en) Notched dental hygiene article
US6496999B1 (en) Toothbrush with bristle configuration adapted for cleaning tooth surfaces and interproximal areas
US6764142B2 (en) Method of manufacturing a toothbrush with highly tapered bristles having superior flexibility
CA2409119C (fr) Brosse a dents avec configuration efficace des soies
CN100464667C (zh) 功能性牙刷
US3325845A (en) Nylon bristle resembling natural bristle
JPS646762B2 (fr)
CA2287342C (fr) Monofilaments a extremites fendues
JP2004230177A (ja) 歯ブラシ用毛及び歯ブラシ
EP0666720A1 (fr) Brosse a dents
ZA200209276B (en) Toothbrush having an efficacious bristle pattern.
CA2560512C (fr) Monofilaments a extremites fendues
CA2661801C (fr) Monofilaments a extremites fendues
JP4246745B2 (ja) ブラシ用モノフィラメント及びブラシ用モノフィラメントの製造方法
CN1253599A (zh) 具有劈裂端的单丝
JP2011125583A (ja) 歯ブラシ用毛材および歯ブラシ
US6773076B1 (en) Method of mechanically splitting bristles
US20070050933A1 (en) Variable diameter filaments
JPH10262733A (ja) 歯ブラシおよび歯ブラシに植設されるフィラメントの製造方法
MXPA01010738A (es) Metodo para el tratamiento de cerdas y cepillos que comprenden cerdas de este tipo

Legal Events

Date Code Title Description
EEER Examination request