PT106810A - CRYSTAL CURRENT PROTECTION SYSTEM FOR BICYCLES - Google Patents

CRYSTAL CURRENT PROTECTION SYSTEM FOR BICYCLES Download PDF

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Publication number
PT106810A
PT106810A PT106810A PT10681013A PT106810A PT 106810 A PT106810 A PT 106810A PT 106810 A PT106810 A PT 106810A PT 10681013 A PT10681013 A PT 10681013A PT 106810 A PT106810 A PT 106810A
Authority
PT
Portugal
Prior art keywords
bicycles
protection system
current protection
crystal current
chain guard
Prior art date
Application number
PT106810A
Other languages
Portuguese (pt)
Inventor
Jo O Carlos Ribeiro Miranda
Jo O Carlos Nunes Lourenço
Original Assignee
Miranda & Irm O Lda
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 Miranda & Irm O Lda filed Critical Miranda & Irm O Lda
Priority to PT106810A priority Critical patent/PT106810A/en
Priority to PCT/PT2014/000015 priority patent/WO2014133404A1/en
Priority to US14/762,285 priority patent/US10124849B2/en
Publication of PT106810A publication Critical patent/PT106810A/en

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  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

O PRESENTE INVENTO REFERE-SE A UM SISTEMA DE PROTEÇÃO DE CORRENTE QUE EM VEZ DE SER APARAFUSADO À RODA DENTADA (5) É CRAVADO NO CRENQUE (2) PARA O QUE SE CONSTRUIU UMA PROTECÇÃO DE CORRENTE INOVADA (9)COM UM DIÂMETRO INTERNO IDÊNTICO AO DIÂMETRO EXTERIOR DO CRENQUE(2)NA ZONA DE CRAVAMENTO.The present invention relates to a chain guard system which instead of being attached to the toothed wheel (5) is crushed in the crèche (2) for which an internal chain guard (9) is constructed with an IDENTICAL INTERNAL DIAMETER TO THE CREST OUTER DIAMETER (2) IN THE CRUSHING AREA.

PT106810A 2013-02-27 2013-02-27 CRYSTAL CURRENT PROTECTION SYSTEM FOR BICYCLES PT106810A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PT106810A PT106810A (en) 2013-02-27 2013-02-27 CRYSTAL CURRENT PROTECTION SYSTEM FOR BICYCLES
PCT/PT2014/000015 WO2014133404A1 (en) 2013-02-27 2014-02-26 Sprocket cover
US14/762,285 US10124849B2 (en) 2013-02-27 2014-02-26 Sprocket cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT106810A PT106810A (en) 2013-02-27 2013-02-27 CRYSTAL CURRENT PROTECTION SYSTEM FOR BICYCLES

Publications (1)

Publication Number Publication Date
PT106810A true PT106810A (en) 2014-08-27

Family

ID=51831953

Family Applications (1)

Application Number Title Priority Date Filing Date
PT106810A PT106810A (en) 2013-02-27 2013-02-27 CRYSTAL CURRENT PROTECTION SYSTEM FOR BICYCLES

Country Status (1)

Country Link
PT (1) PT106810A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5320583A (en) * 1992-01-17 1994-06-14 De Woerd B.V. Protector for front chain sprocket of a bicycle
DE202004006978U1 (en) * 2004-04-30 2004-07-01 Hebie Gmbh & Co. Kg Cover disc for bicycle chainwheel is held by expansion clamp inserted axially into hollow crank shaft and expanded radially by screw

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5320583A (en) * 1992-01-17 1994-06-14 De Woerd B.V. Protector for front chain sprocket of a bicycle
DE202004006978U1 (en) * 2004-04-30 2004-07-01 Hebie Gmbh & Co. Kg Cover disc for bicycle chainwheel is held by expansion clamp inserted axially into hollow crank shaft and expanded radially by screw

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 20130423