Backframe for self-contained breathing apparatus

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

FIG. 1 is a perspective view showing an embodiment of the new design for a backframe for self-contained breathing apparatus;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing forms no part of the claimed design, and the shading is provided to illustrate contour only and is not an indication of texture, gloss, etc.

Claims

The ornamental design for a backframe for self-contained breathing apparatus, as shown and described.

Referenced Cited
U.S. Patent Documents
D632021 February 1, 2011 Carr
D653324 January 31, 2012 Townsend
D653325 January 31, 2012 Cheesman
D708883 July 15, 2014 Tsai
D831276 October 16, 2018 Pennington, Jr.
D841259 February 19, 2019 Calkin
D849332 May 21, 2019 Ekberg
10920928 February 16, 2021 Lennings
10932547 March 2, 2021 Lennings
D947388 March 29, 2022 Katoh
D953086 May 31, 2022 Wang
D958374 July 19, 2022 Katoh
D960381 August 9, 2022 Kobayashi
D984796 May 2, 2023 Fan
20040045991 March 11, 2004 Kling
20050189810 September 1, 2005 Wu
20080045873 February 21, 2008 Zours
Foreign Patent Documents
308038929 May 2023 CN
009142607-0002 August 2022 EM
6224622 September 2022 GB
300835696.0000 January 2016 KR
Other references
  • Self Contained Breathing Apparatus (SCBA), ProPak, [Post date unknown], [Site seen Nov. 27, 2023], Seen at URL: www.ashireland.ie/scba.html (Year: 2023).
  • S9 Interspiro, TKI safety, [Post date: unknown], [Site seen Aug. 16, 2023], Seen at URL: https://tkisafety.com/product/personal-protection/self-contained-breathing-apparatus/interspiro-s9/ (Year: 2023).
  • Scott Safety ACSfx Self-Contained Breathing Apparatus, 3M, [Post date unknown], [Site seen Aug. 16, 2023], Seen at URL: https:/jkfire.in/product/3m-scott-safety-acsfx-self-contained-breathing-apparatus/ (Year: 2023).
Patent History
Patent number: D1023294
Type: Grant
Filed: Feb 10, 2022
Date of Patent: Apr 16, 2024
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: William P. Atwood (Coon Rapids, MN), Graham Langford (Wirral), Michael S. Meyer (Waxhaw, NC), Barry S. Lewin (Liverpool), Martin Wilcockson (St. Helens)
Primary Examiner: Natasha Vujcic
Assistant Examiner: Gilbert B Ford
Application Number: 29/791,820