Test gas delivery device

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Description

FIG. 1 is a perspective view, showing the new design for a test gas delivery device;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

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

FIG. 7 is a front side view thereof.

The broken line showing forms no part of the claimed design.

Claims

The ornamental design for a test gas delivery device, as shown and described.

Referenced Cited
U.S. Patent Documents
4411156 October 25, 1983 Lowe
D282449 February 4, 1986 Richardson
5777207 July 7, 1998 Yun et al.
Other references
  • Testing Instructions for CM-15/15A Carbon Monoxide Detectors, Macurco (Jul. 2006).
  • Macurco Carbon Monoxide Field Test and Certificate Kit For Testing and Certifying CM-15 and CM-15A Carbon Monoxide Detectors(Jul. 2006).
  • Picture of parts for CM-15 Field Test Kit.
  • Picture of front view of parts for CM-15 Field Test Kit.
  • Picture of back view of parts for CM-15 Field Test Kit.
  • U.S. Appl. No. 11/551,828, filed Oct. 23, 2006 to Scheffler et al. entitled Testing Performance of Gas Monitors.
  • U.S. Appl. No. 11/551,843, filed Oct. 23, 2006 to Scheffler entitled Gas Monitor Testing Apparatus, Method, and System.
Patent History
Patent number: D566593
Type: Grant
Filed: Oct 23, 2006
Date of Patent: Apr 15, 2008
Assignee: 3M Innovative Properties Company (St. Pauls, MN)
Inventor: Arthur Scheffler (Surrey)
Primary Examiner: Antoine D Davis
Application Number: 29/249,818
Classifications
Current U.S. Class: Chemical (12) (D10/81); Element Or Attachment (4) (D10/103)