EP4774130A1 - Polyurethan-biegelange verbundspeichenverbundkombination für nichtpneumatischen reifen und verfahren zur herstellung davon - Google Patents

Polyurethan-biegelange verbundspeichenverbundkombination für nichtpneumatischen reifen und verfahren zur herstellung davon

Info

Publication number
EP4774130A1
EP4774130A1 EP24863384.4A EP24863384A EP4774130A1 EP 4774130 A1 EP4774130 A1 EP 4774130A1 EP 24863384 A EP24863384 A EP 24863384A EP 4774130 A1 EP4774130 A1 EP 4774130A1
Authority
EP
European Patent Office
Prior art keywords
polyurethane
flexure
elongated composite
composite spoke
spoke
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.)
Pending
Application number
EP24863384.4A
Other languages
English (en)
French (fr)
Inventor
Vishal K. Chaurasia
Daniel Hunt
Nicholas J. HARP
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.)
Bridgestone Americas Tire Operations LLC
Original Assignee
Bridgestone Americas Tire Operations LLC
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 Bridgestone Americas Tire Operations LLC filed Critical Bridgestone Americas Tire Operations LLC
Publication of EP4774130A1 publication Critical patent/EP4774130A1/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/02—Solid tyres ; Moulds therefor
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • B29C70/20—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in a single direction, e.g. roofing or other parallel fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C7/00—Non-inflatable or solid tyres
    • B60C7/10—Non-inflatable or solid tyres characterised by means for increasing resiliency
    • B60C7/14—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
    • B60C7/146—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs extending substantially radially, e.g. like spokes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C7/00—Non-inflatable or solid tyres
    • B60C7/10—Non-inflatable or solid tyres characterised by means for increasing resiliency
    • B60C7/14—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs
    • B60C7/16—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form
    • B60C7/18—Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/32—Wheels, pinions, pulleys, castors or rollers, Rims

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Reinforced Plastic Materials (AREA)
EP24863384.4A 2023-09-08 2024-07-25 Polyurethan-biegelange verbundspeichenverbundkombination für nichtpneumatischen reifen und verfahren zur herstellung davon Pending EP4774130A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363581416P 2023-09-08 2023-09-08
PCT/US2024/039492 WO2025053915A1 (en) 2023-09-08 2024-07-25 Polyurethane flexure-elongated composite spoke bonded combination for non-pneumatic tire and methods of producing same

Publications (1)

Publication Number Publication Date
EP4774130A1 true EP4774130A1 (de) 2026-07-15

Family

ID=94924110

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24863384.4A Pending EP4774130A1 (de) 2023-09-08 2024-07-25 Polyurethan-biegelange verbundspeichenverbundkombination für nichtpneumatischen reifen und verfahren zur herstellung davon

Country Status (3)

Country Link
EP (1) EP4774130A1 (de)
CN (1) CN121794122A (de)
WO (1) WO2025053915A1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3668722B1 (de) * 2017-08-18 2023-07-05 Carbon Revolution Limited Geformte vorform für den speichenteil eines verbundrades
KR101977349B1 (ko) * 2017-11-16 2019-05-10 금호타이어 주식회사 비공기입 타이어 제작방법
CN113260521A (zh) * 2018-12-31 2021-08-13 米其林集团总公司 附接柔顺带的改进型轮辐
WO2021107945A1 (en) * 2019-11-27 2021-06-03 Compagnie Generale Des Etablissements Michelin Method of assembling spokes into a non-pneumatic tire
CN113478847B (zh) * 2021-06-09 2023-11-03 广东粤港澳大湾区黄埔材料研究院 一种容胶量可控的立面粘接工艺

Also Published As

Publication number Publication date
WO2025053915A1 (en) 2025-03-13
CN121794122A (zh) 2026-04-03

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