US4018021A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building and method of making same
Assignee: Individual
•
Filing: 1974-09-13
•
Granted: 1977-04-19
•
Expires: 1994-09-13
Abstract
Abstract A series of precast concrete links interconnect the upper ends of vertical wall panels and a precast roof. The links are formed with slots at their longitudinal ends for the reception of specially formed reinforcement members, as required by the design of the building under construction, and some of said links being formed with openings intermediate their ends.
Inventors
- 👤 Jimmy Dow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:55
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/02; E04B1/04
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
247 words
A building of a type having exterior and interior walls formed of precast vertical panels of a selected width juxtaposed in a manner to provide the outline of the building and its interior partitioning, wherein some of said panels are spaced a panel width from its nearest panel to provide door openings, wherein a number of panels have less vertical height than others to provide window openings and wherein the remainder of said panels are of the same height such that their upper surfaces fall in the same horizontal plane, the improvement comprising, a plurality of linking bars of substantially rectangular configuration having lengths in multiples equal to the widths of said panels and positioned over said panels so that their respective ends are positioned at the mid-width points of said panels, said bars having linking slots at their ends formed by relatively narrow slots leading to enlarged sectors and wherein the adjacent narrow slots form a narrow passageway communicating the enlarged sectors thereof to form a chamber, a reinforcing member having a narrow midportion and enlarged ends for reception as a unit in said chamber, reinforcing bars embedded in said wall panels and having portions extending upwardly beyond the upper surface of said panel, said linking bars having openings intermediate their lengths for the reception of said portions, a precast roof supported by and extending over said linking bars and formed with roof openings disposed in vertical alignment with said intermediate openings of said linking bars.
Claim 2
Dependent Claim
247 words
A building of a type having exterior and interior walls formed of precast vertical panels of a selected width juxtaposed in a manner to provide the outline of the building and its interior partitioning, wherein some of said panels are spaced a panel width from its nearest panel to provide door openings, wherein a number of panels have less vertical height than others to provide window openings and wherein the remainder of said panels are of the same height such that their upper surfaces fall in the same horizontal plane, the improvement comprising, a plurality of linking bars of substantially rectangular configuration having lengths in multiples equal to the widths of said panels and positioned over said panels so that their respective ends are positioned at the mid-width points of said panels, said bars having linking slots at their ends formed by relatively narrow slots leading to enlarged sectors and wherein the adjacent narrow slots form a narrow passageway communicating the enlarged sectors thereof to form a chamber, a reinforcing member having a narrow midportion and enlarged ends for reception as a unit in said chamber, reinforcing bars embedded in said wall panels and having portions extending upwardly beyond the upper surface of said panel, said linking bars having openings intermediate their lengths for the reception of said portions, a precast roof supported by and extending over said linking bars and formed with roof openings disposed in vertical alignment with said intermediate openings of said linking bars.
Claim 3
Dependent Claim
12 words
The invention of claim 1 wherein said chambers are filled with concrete.
Claim 4
Dependent Claim
17 words
The invention of claim 1 wherein said first opening and said roof openings are filled with concrete.
Claim 5
Dependent Claim
17 words
The invention of claim 2 wherein said first opening and said roof openings are filled with concrete.
Claim 6
Dependent Claim
27 words
The invention of claim 1 wherein said roof is substantially larger than the planar outline of said panels whereby a roof overhang is provided to the building.
Claim 7
Dependent Claim
24 words
The invention of claim 1 wherein grooves are formed in the bottoms of said link bars and receive the upper edges of said panels.
Claim 8
Dependent Claim
14 words
The invention of claim 1 wherein at least some of said links are T-shaped.
Claim 9
Dependent Claim
15 words
The invention of claim 1 wherein at least some of said link bars are L-shaped.
Claim 10
Dependent Claim
20 words
The invention of claim 1 wherein at least some of said link bars are in the shape of a cross.
Claim 11
Dependent Claim
28 words
The invention of claim 1 wherein said linking bars are of solid, substantially rectangular configuration and wherein said linking slots extend the full thickness of said linking bars.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-04-18 | 1980-10-18 | 1981-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-04-18 | 1984-10-18 | 1985-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-04-18 | 1988-10-18 | 1989-04-19 | $7700.00 | Window Closed / Lapsed |