Crank device

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Description

FIG. 1 is a front-top perspective view of the new design of the crank device;

FIG. 2 is a front-bottom perspective view thereof;

FIG. 3 is a rear-top perspective view thereof;

FIG. 4 is a rear-bottom perspective view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left elevational view thereof;

FIG. 8 is a right elevational view thereof;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a top exploded view thereof;

FIG. 12 is a bottom exploded view thereof;

FIG. 13 is a front-top perspective view thereof, showing the foot pedal and the crankarm installed on to the crank device; and,

FIG. 14 is a magnified top perspective view of the leaf spring as shown in FIG. 11.

The broken lines showing: a crank sleeve, a plurality of gear teeth, a plurality of pawl teeth, a hex nut thread, and a coil spring shown in FIGS. 1-13, are included for the purpose of illustrating environmental structure and form no part of the claimed design.

Claims

The ornamental design for a crank device, as shown and described.

Referenced Cited
U.S. Patent Documents
4960017 October 2, 1990 Hsiao
5179873 January 19, 1993 Girvin
D498710 November 23, 2004 Chiang
D791023 July 4, 2017 Roy
D869995 December 17, 2019 Fukuda
20070227293 October 4, 2007 Valle
20100319483 December 23, 2010 Lin
20130087011 April 11, 2013 Yamanaka
20140060243 March 6, 2014 Morelli
20140360314 December 11, 2014 Sams
20150047460 February 19, 2015 Torino
20200070932 March 5, 2020 Corder
20200102036 April 2, 2020 Chen
Foreign Patent Documents
3421290 April 2004 CN
305311408 December 2018 CN
002699256-0001 May 2015 EP
002863548-0002 November 2015 EP
D1391116 October 2000 JP
Patent History
Patent number: D895488
Type: Grant
Filed: Jan 16, 2019
Date of Patent: Sep 8, 2020
Inventor: John Daniel Corder (Upland, CA)
Primary Examiner: Keli L Hill
Assistant Examiner: Sara S Sahneh
Application Number: 29/676,949
Classifications
Current U.S. Class: Crank Or Sprocket (D12/123); D8/17