Air conditioning refrigerant charging device with digital gauge

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

FIG. 1 is a front perspective view of an air conditioning refrigerant charging device with digital gauge according to the present design.

FIG. 2 is a left side elevation view thereof.

FIG. 3 is a right side elevation view thereof.

FIG. 4 is a top view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a rear elevation thereof; and,

FIG. 7 is a front elevation view thereof.

The broken lines shown are provided for the purpose of illustrating environmental structure and form no part of the claimed design.

Claims

The ornamental design for an air conditioning refrigerant charging device with digital gauge, as shown and described.

Referenced Cited
U.S. Patent Documents
D263125 February 23, 1982 Taylor
D467941 December 31, 2002 Duncan
D467942 December 31, 2002 Duncan
6539933 April 1, 2003 Cowan
6539988 April 1, 2003 Cowan
D506154 June 14, 2005 Cowan et al.
D511307 November 8, 2005 Cowan
8181665 May 22, 2012 Pearl, II
8301403 October 30, 2012 Weick
D747988 January 26, 2016 Matsumiya et al.
D790379 June 27, 2017 Matsumiya et al.
D813698 March 27, 2018 Zhu
D817794 May 15, 2018 Manning et al.
D843330 March 19, 2019 Oe
D845799 April 16, 2019 Wurts et al.
Patent History
Patent number: D976728
Type: Grant
Filed: Mar 10, 2021
Date of Patent: Jan 31, 2023
Assignee: Energizer Auto, Inc. (St. Louis, MO)
Inventors: Michael K. Sherman (Southbury, CT), Kenneth A. Pfierman (West Chester, OH), Tushar Kulkarni (Englewood, OH), Jacob Fahsbender (Danbury, CT)
Primary Examiner: Antoine Duval Davis
Application Number: 29/773,560
Classifications
Current U.S. Class: Specific Gravity (8) (D10/84)