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US4249852A Expired / Lapsed US ⏱️ 0.0 years remaining

Storage apparatus

Assignee: Individual
•
Filing: 1978-12-18
•
Granted: 1981-02-10
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Expires: 1998-12-18
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Abstract

Abstract A storage apparatus including a supporting frame, a bottom portion, sidewall portions, end portions and a roof portion, the bottom, sidewall, end and roof portions forming an enclosed chamber, one of the end portions being pivotally connected to at least one of the bottom, sidewall or roof portions, the roof portion including sections pivotally connected to other sections thereof, counter-balancing means operatively connected to the pivotally connected sections of the roof portion, a movable member vertically disposed within the chamber substantially parallel to the end portions and movable therebetween, means for moving the movable member including traversing means disposed adjacent substantially the full length of the junctures of the roof portion with the sidewall portions and disposed adjacent substantially the full length of the junctures of the sidewall portions with the bottom portion, and drive means operatively connected to the movable member through the traversing means.

Inventors

  • 👤 John A. Alstad

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 11:21
CPC Classifications
B; B65; B65F; B65F3/00; B65F3/24; B65F3/28; B65F1/00; B65F1/12

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 203 words
Storage apparatus including a supporting frame, a bottom portion, sidewall portions, end portions and a roof portion, said bottom, sidewall, end and roof portions forming an enclosed chamber, said bottom portion being substantially flat and disposed horizontally, said sidewall portions including outwardly inclined sections adjacent said bottom portion, one of said end portions including a pair of mating sections with one section pivotally connected to each of said sidewall portions, said roof portion including sections inclined toward each other to form a ridge, said sections being pivotally connected along said ridge, counterbalancing means including biasing means operatively connected to said pivotally connected sections of said roof section, a movable member vertically disposed within said chamber substantially parallel to said end portions normally disposed remote from said pivotally connected end portion and movable toward same, means for moving said movable member including roller chain means disposed adjacent substantially the full length of the junctures of said roof portion with said sidewall portions and disposed adjacent substantially the full length of the junctures of said sidewall portions with said bottom portion, and drive means including a gear reducer and a chain and sprocket combination operatively connected to said movable member through said roller chain means.
Claim 2
Dependent Claim 203 words
Storage apparatus including a supporting frame, a bottom portion, sidewall portions, end portions and a roof portion, said bottom, sidewall, end and roof portions forming an enclosed chamber, said bottom portion being substantially flat and disposed horizontally, said sidewall portions including outwardly inclined sections adjacent said bottom portion, one of said end portions including a pair of mating sections with one section pivotally connected to each of said sidewall portions, said roof portion including sections inclined toward each other to form a ridge, said sections being pivotally connected along said ridge, counterbalancing means including biasing means operatively connected to said pivotally connected sections of said roof section, a movable member vertically disposed within said chamber substantially parallel to said end portions normally disposed remote from said pivotally connected end portion and movable toward same, means for moving said movable member including roller chain means disposed adjacent substantially the full length of the junctures of said roof portion with said sidewall portions and disposed adjacent substantially the full length of the junctures of said sidewall portions with said bottom portion, and drive means including a gear reducer and a chain and sprocket combination operatively connected to said movable member through said roller chain means.
Claim 3
Dependent Claim 14 words
Storage apparatus according to claim 1 wherein said counterbalancing means includes adjustable biasing means.
Claim 4
Dependent Claim 14 words
Storage apparatus according to claim 1 wherein said supporting frame includes a skid surface.
Claim 5
Dependent Claim 15 words
Storage apparatus according to claim 1 wherein said apparatus is mountable on a wheeled carriage.

References Cited (Backward Citations)

US2166846A Cited
US2557003A Cited
US3071264A Cited
US3211308A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-02-10 1984-08-11 1985-02-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-02-10 1988-08-11 1989-02-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-02-10 1992-08-11 1993-02-10 $7700.00 Window Closed / Lapsed

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