Draft chamber

- Panasonic
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Description

FIG. 1 is a front perspective view of a first embodiment of a draft chamber of the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of draft chamber is included for the purpose of illustrating environment and forms no part of the claimed design.

Claims

We claim the ornamental design for a draft chamber, as shown and described.

Referenced Cited
U.S. Patent Documents
3777736 December 1973 Van Der Waaij et al.
4976815 December 11, 1990 Hiratsuka et al.
D320607 October 8, 1991 Smith et al.
D323661 February 4, 1992 Zwicker
5401212 March 28, 1995 Marvell et al.
5431599 July 11, 1995 Genco
D386504 November 18, 1997 Dieck
D396277 July 21, 1998 Wallace et al.
D445118 July 17, 2001 Zwicker et al.
D641860 July 19, 2011 Okamoto et al.
D641861 July 19, 2011 Okamoto et al.
D645976 September 27, 2011 Murray et al.
Foreign Patent Documents
D1406173 January 2011 JP
D1406218 January 2011 JP
D1406513 January 2011 JP
Patent History
Patent number: D729290
Type: Grant
Filed: Jul 23, 2013
Date of Patent: May 12, 2015
Assignee: Panasonic Healthcare Holdings Co., Ltd. (Tokyo)
Inventors: Fumio Yamada (Gunma), Akihiro Mochizuki (Gunma), Yasutoshi Okamoto (Tochigi)
Primary Examiner: Patricia Palasik
Application Number: 29/461,375