Patent · US Active

Bicycle handlebar stem assembly

US8020884B1 · kind B1 · utility

6Cited by

5References

19Claims

0Family size

Assignee

SPECIALIZED BICYCLE COMPONENTS, INC. · US

Inventors

Aaron Foley · Campbell, US
Dennis J. Wrobleski · Grand Rapids, US

Key dates

Filing date	Feb 28, 2011
Grant date	Sep 20, 2011
Priority date	—
Expiry date	Feb 28, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/2078
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A bicycle including a main frame, a front fork rotationally coupled to the main frame, a rear wheel rotationally coupled to the main frame, a front wheel rotationally coupled to the front fork, a handlebar, and a stem assembly coupling the handlebar to the front fork. The stem assembly includes a stem base coupled to the front fork, a face plate coupled to the stem base with the handlebar sandwiched between the face plate and the stem base, and an auxiliary retention system that holds the face plate engaged with the stem base.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.