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US4449588A Expired / Lapsed US ⏱️ 0.0 years remaining

Fire extinguisher mounting unit

Assignee: TOLF CARL O JR
•
Filing: 1982-01-18
•
Granted: 1984-05-22
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Expires: 2002-01-18
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Abstract

Abstract A fire extinguisher mounting unit includes a cabinet, a frame and an access panel. The cabinet and frame are formed from a flame retardant, high impact plastic with the access panel being formed of a grooved acrylic sheet. The cabinet and frame have cooperating portions which properly position the access panel within the unit, which unit may be mounted either in a recessed position whereby the unit, with the exception of the frame, is recessed into a support, or in a surface position whereby the rear wall of the cabinet is mounted on a support.

Inventors

  • 👤 Leon Benlolo
  • 👤 Carl O. Tolf, Jr.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 18:07
CPC Classifications
A; A62; A62C; A62C13/00; A62C13/76; A62C13/78

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 230 words
A fire extingusher mounting unit including a cabinet, a frame and an access panel, said cabinet and frame being formed from a flame retardant, high impact plastic with said access panel being formed of a grooved acrylic sheet, said cabinet being generally rectangular and having a rear wall and four tapered side walls integral therewith, each of said side walls having an offset ledge remote from the rear wall thereof, with the interior surface of said ledge being generally continuous and providing a support for mounting said access panel, said frame having a generally U-shaped cross section with the outer edge of said side walls extending into the open side of said frame generally the entire depth of said generally U-shaped cross section frame when the frame is mounted upon said access panel and cabinet, the interior wall of said frame having an inwardly-extending flat portion which is positioned against the exterior of said access panel with the interior surface of said ledge and the inward side of said frame inwardly-extending flat portion being spaced apart a distance generally equal to the thickness of said access panel whereby the access panel is held between said inwardly-extending flat portion and said offset ledge, said cabinet being mountable either with the rear wall positioned against a support or recessed whereby the exterior of said offset ledge is peripherally positioned against a support.
Claim 2
Dependent Claim 230 words
A fire extingusher mounting unit including a cabinet, a frame and an access panel, said cabinet and frame being formed from a flame retardant, high impact plastic with said access panel being formed of a grooved acrylic sheet, said cabinet being generally rectangular and having a rear wall and four tapered side walls integral therewith, each of said side walls having an offset ledge remote from the rear wall thereof, with the interior surface of said ledge being generally continuous and providing a support for mounting said access panel, said frame having a generally U-shaped cross section with the outer edge of said side walls extending into the open side of said frame generally the entire depth of said generally U-shaped cross section frame when the frame is mounted upon said access panel and cabinet, the interior wall of said frame having an inwardly-extending flat portion which is positioned against the exterior of said access panel with the interior surface of said ledge and the inward side of said frame inwardly-extending flat portion being spaced apart a distance generally equal to the thickness of said access panel whereby the access panel is held between said inwardly-extending flat portion and said offset ledge, said cabinet being mountable either with the rear wall positioned against a support or recessed whereby the exterior of said offset ledge is peripherally positioned against a support.
Claim 3
Dependent Claim 23 words
The fire extinguisher mounting unit of claim 1 further characterized in that said access panel has interiorly opening grooves, generally diagonally disposed therein.

References Cited (Backward Citations)

US2612283A Cited
US2686644A Cited
US3722733A Cited
US4046439A Cited
US4087624A Cited
US4244426A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-05-22 1987-11-21 1988-05-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-05-22 1991-11-21 1992-05-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-05-22 1995-11-21 1996-05-22 $7700.00 Window Closed / Lapsed

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