About 17 results
https://drivepatents.com/patents/1380603 · 9 Apr 2026
A bicycle rear hub structure includes a hub which has multiple ratchet teeth therein. An axle passes through the hub and includes a first section, a second section, and a third section. A first bearing is placed between the space and the second section. A ...
https://drivepatents.com/patents/1386595 · 1 Apr 2026
A bicycle wheel hub includes a driver rotatable about an axis at a first rotational speed, wherein the driver includes a mating feature configured to engage a cassette. A shell is rotatable about the axis at a second rotational speed. A non-adjustable gear...
https://drivepatents.com/patents/1390942 · 4 Mar 2026
Disclosed is a sprocket assembly (1) comprising a sprocket (2) including a centre orifice (3) and a bearing (4) located in the centre orifice with an outer part (5) of the bearing fixed in relation to the sprocket. The sprocket assembly also comprises a du...
https://drivepatents.com/patents/1387969 · 27 Aug 2025
A transmission structure of a hub motor has a hub shell (10), an axle (20), a motor unit (30), and a clutch assembly (40, 40A). The clutch assembly (40, 40A) includes a driving ring (41, 41A), an output disc (42), a fixing base (43), a clutch disc (44, 44A...
https://drivepatents.com/patents/1366057 · 11 Jul 2024
The invention refers to the internal connection of a rear bicycle wheel hub () comprising a cylindrical body () that surrounds an axle (), where a proximal end () of the body () is attached to a freehub body () that surrounds a freewheel system (). A conne...
https://drivepatents.com/patents/939914 · 27 Jul 2016
A bicycle (1) hub assembly (6) having a rotational axis and comprising a sidewall (14) defining first and second ends (28), a connector body coupled to the sidewall first end (27,28), and a first flange (32) extending radially outward and axially away from...
https://drivepatents.com/patents/956255 · 28 Oct 2015
A quick detaching inner clutch comprises an inner clutch; a fixing shaft for assembling the inner clutch; a hub for receiving the inner clutch and the fixing shaft; wherein an axial center of the fixing shaft is formed with a penetrating axial channel for ...
https://drivepatents.com/patents/975714 · 23 Apr 2014
The hub (10) has a sprocket arrangement (28) which is rotatably mounted on a hub axle (A). A freewheel coupling (34) is arranged between hub housing (22) and the sprocket arrangement. A freewheel coupling has coupling rings which couple to the hub housing ...
https://drivepatents.com/patents/990448 · 22 May 2013
A ratchet mechanism of a hub assembly is located between the hub and the tubular portion, and includes a driving member which is movable linearly in the tubular portion. One side of the driving member has a cone-shaped first ratchet portion located axially...
https://drivepatents.com/patents/990444 · 22 May 2013
A hub assembly includes a ratchet mechanism located between the hub and the tubular portion on one end of the hub, and including a driving member which is located in the tubular portion and is movable linearly. One side of the driving member has a cone-sha...