Patent US3791041A successfully refreshed from Google Patents.
US3791041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelf marking punch
Assignee: Individual
•
Filing: 1972-05-04
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Granted: 1974-02-12
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Expires: 1992-05-04
Abstract
Abstract A shelf marking punch comprising a support plate having a lower end positioned along a floor and having spring retractable punch elements arranged in rows spaced vertically and horizontally over the plate. The rows have indicia adjacent thereto for designating one row or a plurality of rows of punches arranged to correspond to positions at which brackets should be mounted for various shelf arrangements employed in residential building.
Inventors
- 👤 D Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:14
CPC Classifications
B; B25; B25D; B25D5/00; B25H; B25H7/00; B25H7/04; Y; Y10; Y10T; Y10T408/00; Y10T408/55
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
216 words
A shelf position marking device comprising: spaced sheets having axially aligned openings extending therethrough; spacer elements between said sheets; means to secure each of said sheets to said spacer elements; rollers; means to secure said rollers to support said spaced sheets such that surfaces on said rollers lie in a lower reference plane parallel to a floor, at least one of said sheets having a side reference surface positionable against a wall; a plurality of vertically spaced horizontal rows of pointed rod members extending through said axially aligned openings in said spaced sheets, each of said horizontal rows being spaced from and parallel to said lower reference plane; stop means secured to each of said pointed rods, said stop means being engageable with one of said sheets to limit axial movement of each of said pointed rods; a spring about each of said pointed rods, each of said springs having a first end engageable with one of said spaced sheets and another end engaging said stop means to urge said pointed rod toward a first position wherein the end of the rod is spaced from a wall surface, each of said pointed rods being moveable to a second position through a wall surface to form spaced holes in the wall surface to receive shelf support fasteners.
Claim 2
Dependent Claim
216 words
A shelf position marking device comprising: spaced sheets having axially aligned openings extending therethrough; spacer elements between said sheets; means to secure each of said sheets to said spacer elements; rollers; means to secure said rollers to support said spaced sheets such that surfaces on said rollers lie in a lower reference plane parallel to a floor, at least one of said sheets having a side reference surface positionable against a wall; a plurality of vertically spaced horizontal rows of pointed rod members extending through said axially aligned openings in said spaced sheets, each of said horizontal rows being spaced from and parallel to said lower reference plane; stop means secured to each of said pointed rods, said stop means being engageable with one of said sheets to limit axial movement of each of said pointed rods; a spring about each of said pointed rods, each of said springs having a first end engageable with one of said spaced sheets and another end engaging said stop means to urge said pointed rod toward a first position wherein the end of the rod is spaced from a wall surface, each of said pointed rods being moveable to a second position through a wall surface to form spaced holes in the wall surface to receive shelf support fasteners.
Claim 3
Dependent Claim
20 words
The combination called for in claim 1 with the addition of hand grip means secured to one of said sheets.
Claim 4
Dependent Claim
34 words
The combination called for in claim 1 with the addition of means on one of said sheets arranged to space said sheet outwardly from a wall surface when said sheet is positioned parallel thereto.
Claim 5
Dependent Claim
34 words
The combination called for in claim 1 wherein said pointed rod members are arranged in horizontally spaced vertical rows, each of said vertical rows being spaced from and parallel to the side reference surface.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-11 | 1977-08-13 | 1978-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-11 | 1981-08-13 | 1982-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-11 | 1985-08-13 | 1986-02-12 | $7700.00 | Window Closed / Lapsed |