TW200716428A - Bicycle bottom bracket assembly - Google Patents

Bicycle bottom bracket assembly

Info

Publication number
TW200716428A
TW200716428A TW095123624A TW95123624A TW200716428A TW 200716428 A TW200716428 A TW 200716428A TW 095123624 A TW095123624 A TW 095123624A TW 95123624 A TW95123624 A TW 95123624A TW 200716428 A TW200716428 A TW 200716428A
Authority
TW
Taiwan
Prior art keywords
bottom bracket
bearing units
bracket assembly
central portion
bicycle bottom
Prior art date
Application number
TW095123624A
Other languages
Chinese (zh)
Inventor
Kozo Kitagawa
Original Assignee
Shimano Kk
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 Shimano Kk filed Critical Shimano Kk
Publication of TW200716428A publication Critical patent/TW200716428A/en

Links

Landscapes

  • Motorcycle And Bicycle Frame (AREA)
  • Rolling Contact Bearings (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Abstract

A bicycle bottom bracket assembly has a crank axle and a pair of bearing units coupled thereto. The bearing units are configured to be mounted in a tubular hanger part or bottom bracket tube of a bicycle frame. The crank axle has a central portion, a first axial end portion disposed on a first side of the central portion and a second axial end portion disposed on a second side of the central portion. Each of the bearing units has an outer race, an inner race and a plurality of rolling members between the first outer and inner race. At least one of the bearing units has at least one drainage passage formed in the outer race.
TW095123624A 2005-10-28 2006-06-29 Bicycle bottom bracket assembly TW200716428A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73082805P 2005-10-28 2005-10-28

Publications (1)

Publication Number Publication Date
TW200716428A true TW200716428A (en) 2007-05-01

Family

ID=38062673

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095123624A TW200716428A (en) 2005-10-28 2006-06-29 Bicycle bottom bracket assembly

Country Status (2)

Country Link
CN (1) CN1955060A (en)
TW (1) TW200716428A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103318368A (en) * 2013-07-08 2013-09-25 天津富士达自行车有限公司 Structure for preventing loose threaded connection of bottom bracket in bicycle

Also Published As

Publication number Publication date
CN1955060A (en) 2007-05-02

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