PL3091953T3 - Formowana, piankowa, wciskana zatyczka douszna i sposób - Google Patents

Formowana, piankowa, wciskana zatyczka douszna i sposób

Info

Publication number
PL3091953T3
PL3091953T3 PL15700824.4T PL15700824T PL3091953T3 PL 3091953 T3 PL3091953 T3 PL 3091953T3 PL 15700824 T PL15700824 T PL 15700824T PL 3091953 T3 PL3091953 T3 PL 3091953T3
Authority
PL
Poland
Prior art keywords
earplug
molded foam
foam pressure
pressure
molded
Prior art date
Application number
PL15700824.4T
Other languages
English (en)
Inventor
Kenneth F. Teeters
Jeffrey L. Hamer
Original Assignee
3M Innovative Properties Company
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 3M Innovative Properties Company filed Critical 3M Innovative Properties Company
Publication of PL3091953T3 publication Critical patent/PL3091953T3/pl

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
    • A61F11/06—Protective devices for the ears
    • A61F11/08—Protective devices for the ears internal, e.g. earplugs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/04—Macromolecular materials
    • A61L31/041—Mixtures of macromolecular compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L31/146—Porous materials, e.g. foams or sponges
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • 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
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/046—Condition, form or state of moulded material or of the material to be shaped cellular or porous with closed cells
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/002—Coloured

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Otolaryngology (AREA)
  • Psychology (AREA)
  • Biomedical Technology (AREA)
  • Epidemiology (AREA)
  • Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Supercharger (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Helmets And Other Head Coverings (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
PL15700824.4T 2014-01-10 2015-01-06 Formowana, piankowa, wciskana zatyczka douszna i sposób PL3091953T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461925770P 2014-01-10 2014-01-10
PCT/US2015/010265 WO2015105774A1 (en) 2014-01-10 2015-01-06 Molded foam push-to-fit earplug, method and devices

Publications (1)

Publication Number Publication Date
PL3091953T3 true PL3091953T3 (pl) 2025-08-18

Family

ID=52392252

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15700824.4T PL3091953T3 (pl) 2014-01-10 2015-01-06 Formowana, piankowa, wciskana zatyczka douszna i sposób

Country Status (11)

Country Link
US (1) US20160324692A1 (pl)
EP (1) EP3091953B1 (pl)
JP (2) JP6979273B2 (pl)
KR (1) KR102458841B1 (pl)
CN (1) CN105899171A (pl)
AU (2) AU2015205003A1 (pl)
IL (1) IL246573A0 (pl)
PL (1) PL3091953T3 (pl)
RU (1) RU2660999C2 (pl)
TW (1) TWI687212B (pl)
WO (1) WO2015105774A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150335489A1 (en) * 2014-05-20 2015-11-26 3M Innovative Properties Company Push-To-Fit Earplug Having Geometric Flange Features
CN107854214B (zh) * 2017-12-08 2020-11-17 广州金海纳防护用品有限公司 一种负离子pu材料耳塞
WO2019140607A1 (zh) * 2018-01-18 2019-07-25 广州金海纳防护用品有限公司 能释放负离子的耳塞制备材料、pu材料隔音耳塞及制备方法
KR102147147B1 (ko) * 2018-05-24 2020-08-24 곽현욱 귀마개
RU2731799C1 (ru) * 2020-01-23 2020-09-08 Общество с ограниченной ответственностью "Ривер" Беруши

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660863A (en) * 1969-07-03 1972-05-09 Xerox Corp Cleaning apparatus
IT1156545B (it) * 1982-11-08 1987-02-04 Amplisilence Spa Inserti auricolari fonoassorbenti in materiale polimerico espanso
JPS6488485A (en) * 1987-09-29 1989-04-03 Ricoh Kk Image forming device
US5188123A (en) * 1990-08-20 1993-02-23 Cabot Safety Corporation Hearing protective earplug having alternative modes of insertion
US5203352A (en) * 1990-10-16 1993-04-20 Cabot Safety Corporation Polymeric foam earplug
RU1805939C (ru) * 1991-06-03 1993-03-30 Ленинградский институт текстильной и легкой промышленности им.С.М.Кирова Защитное устройство дл ушей
US5573015A (en) * 1995-03-28 1996-11-12 Williams; Colin D. Extruded ear plug
US5799658A (en) * 1996-08-15 1998-09-01 Cabot Safety Intermediate Corporation Hearing protective device comprising a foam and a porous component and method of manufacture thereof
US6408981B1 (en) * 2000-09-27 2002-06-25 Saint-Gobain Performance Plastics Corporation Extruded monolithic foam earplug
US20040045558A1 (en) * 2002-09-06 2004-03-11 Duncan Taylor Earplug and method of manufacturing an earplug
US7464786B2 (en) * 2004-06-11 2008-12-16 Cabot Safety Intermediate Corporation High sound attenuating hearing protection device
US20080207790A1 (en) * 2004-10-15 2008-08-28 Knauer Richard E Earplug
US7886744B2 (en) * 2005-10-10 2011-02-15 3M Innovative Properties Company Tube-formed earplug with integral stem
US7967015B2 (en) * 2006-03-21 2011-06-28 Sperian Hearing Protection, Llc High resilience flanged earplug
WO2007132731A1 (ja) * 2006-05-17 2007-11-22 Mitsui Chemicals, Inc. 発泡体、発泡体用組成物およびその用途
US7984716B2 (en) * 2007-06-22 2011-07-26 Kimberly-Clark Worldwide Inc. Self-conforming sound attenuation earplug
US8113207B2 (en) * 2008-08-22 2012-02-14 Kimberly-Clark Worldwide, Inc. Self-conforming sound attenuation earplug
CN102272206B (zh) * 2009-01-16 2013-10-30 日东电工株式会社 交联型树脂发泡体、及其制造方法
JP5508115B2 (ja) * 2010-04-26 2014-05-28 日東電工株式会社 樹脂発泡体及び発泡部材
KR101190634B1 (ko) * 2011-11-15 2012-10-15 구자헌 감열변색 귀마개 및 그 제조 방법
US9763832B2 (en) * 2013-04-10 2017-09-19 Howard S. Leight Pull out earplug

Also Published As

Publication number Publication date
IL246573A0 (en) 2016-08-31
AU2018200558B2 (en) 2019-04-11
US20160324692A1 (en) 2016-11-10
JP7153692B2 (ja) 2022-10-14
TWI687212B (zh) 2020-03-11
RU2660999C2 (ru) 2018-07-11
RU2016131227A (ru) 2018-02-14
EP3091953A1 (en) 2016-11-16
JP2020185420A (ja) 2020-11-19
WO2015105774A1 (en) 2015-07-16
AU2018200558A1 (en) 2018-02-15
TW201534281A (zh) 2015-09-16
CN105899171A (zh) 2016-08-24
EP3091953B1 (en) 2025-05-21
KR20160107257A (ko) 2016-09-13
JP2017503589A (ja) 2017-02-02
JP6979273B2 (ja) 2021-12-08
AU2015205003A1 (en) 2016-07-21
KR102458841B1 (ko) 2022-10-26

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