Dolly for replacing reactor tubes

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front, top and right side perspective view of a dolly for replacing reactor tubes showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view.

The broken lines are included for the purpose of illustrating portions of the article that form no part of the claimed design.

Claims

We claim the ornamental design for a dolly for replacing reactor tubes, as shown and described.

Referenced Cited
U.S. Patent Documents
D416369 November 9, 1999 Johansson
D578724 October 14, 2008 Mulka
D585622 January 27, 2009 Allsop
D613022 March 30, 2010 Laursen
D616620 May 25, 2010 Carroll
D640029 June 14, 2011 Barnes
Foreign Patent Documents
1245457 July 2005 JP
1286070 November 2006 JP
Patent History
Patent number: D919223
Type: Grant
Filed: Nov 16, 2018
Date of Patent: May 11, 2021
Assignee: KOKUSAI ELECTRIC CORPORATION (Tokyo)
Inventors: Tadayoshi Karasawa (Toyama), Takao Kasamatsu (Toyama)
Primary Examiner: Gino Colan
Application Number: 29/670,532
Classifications