US3710522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guide groove for staple gun
Assignee: Armstrong World Industries Inc
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Filing: 1971-06-16
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Granted: 1973-01-16
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Expires: 1991-06-16
Abstract
Abstract An improved joint structure for a strip concealing means which covers fasteners that hold a ceiling board in position. Angled grooves are provided in a ceiling board for receiving a strip. Between the angled grooves staples are placed to fasten the board in position and the strip is placed in the grooves to conceal the staples. A third groove is provided in the area between the angled grooves and this groove functions as a guide for a stapling gun to ensure that the staples are properly positioned.
Inventors
- 👤 T Fritz
- 👤 C Gilbo
- 👤 N Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:07
CPC Classifications
E; E04; E04F; E04F19/00; E04F19/02; E04F19/06; E04F19/062; E04F13/00; E04F13/07; E04F13/08; E04F13/0801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A surface panel assembly comprising a panel having a parallel front and rear wall surfaces and having a region into which staples may be passed to fasten the surface panel to an underlying support structure, a recessed area in the board structure on either side of the region to receive the staples, each of the recess areas having a groove which extends parallel with the groove on the opposite side of the area to receive staples, a strip with flanges positioned in each of the grooves and a center portion of the strip overlying the region to receive staples, the improvement comprising a groove in the region to receive staples, said groove extending parallel with the abovementioned two grooves and being mid-way thereBetween, said last mentioned groove functions as a means to guide a staple gun to secure the proper positioning of staples in the panel assembly.
Claim 2
Dependent Claim
147 words
A surface panel assembly comprising a panel having a parallel front and rear wall surfaces and having a region into which staples may be passed to fasten the surface panel to an underlying support structure, a recessed area in the board structure on either side of the region to receive the staples, each of the recess areas having a groove which extends parallel with the groove on the opposite side of the area to receive staples, a strip with flanges positioned in each of the grooves and a center portion of the strip overlying the region to receive staples, the improvement comprising a groove in the region to receive staples, said groove extending parallel with the abovementioned two grooves and being mid-way thereBetween, said last mentioned groove functions as a means to guide a staple gun to secure the proper positioning of staples in the panel assembly.
References Cited (Backward Citations)
US3545154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-16 | 1976-07-17 | 1977-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-16 | 1980-07-17 | 1981-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-16 | 1984-07-17 | 1985-01-16 | $7700.00 | Window Closed / Lapsed |