Patent US4522003A successfully refreshed from Google Patents.
US4522003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tiles and arrangement for setting tiles
Assignee: Kajima Corp
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Filing: 1983-04-19
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Granted: 1985-06-11
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Expires: 2003-04-19
Abstract
Abstract An improved tile is prevented from coming off mortar applied to the back of the tile. Anchors are engaged in dovetail grooves formed in the back of the tile. Also, an arrangement for setting tiles can prevent the tiles from coming off mortar. Hooks secured to the back of each tile are secured to horizontal beams mounted on the surface to be tiled.
Inventors
- 👤 Shigeyuki Akihama
- 👤 Hajime Koizumi
- 👤 Yoshihiko Umeki
- 👤 Makoto Saito
- 👤 Tadashi Banno
- 👤 Shinya Tateno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:17
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0832; E04F13/0833; E04F13/0851; E04F13/0803; E04F13/081
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
144 words
An arrangement for setting tiles on a surface to be tiled, comprising: tiles having dovetail grooves in rear surfaces and being secured to mortar applied to said rear surfaces, a plurality of anchors engaging said dovetail grooves in the rear surfaces of the tiles and being embedded in the mortar, a plurality of hooks being partially embedded in the mortar and having rear ends projecting rearwardly out of the mortar, each of said plurality of hooks having a base plate, side plates extending from both ends of the base plate and having holes therein, and rod means, inserted into the holes in the side plates, for retaining each of the plurality of hooks partially embedded in the mortar; and horizontal beams being fixedly mounted on the surface to be tiled and having the rear ends of all of said plurality of hooks secured thereto.
Claim 2
Dependent Claim
144 words
An arrangement for setting tiles on a surface to be tiled, comprising: tiles having dovetail grooves in rear surfaces and being secured to mortar applied to said rear surfaces, a plurality of anchors engaging said dovetail grooves in the rear surfaces of the tiles and being embedded in the mortar, a plurality of hooks being partially embedded in the mortar and having rear ends projecting rearwardly out of the mortar, each of said plurality of hooks having a base plate, side plates extending from both ends of the base plate and having holes therein, and rod means, inserted into the holes in the side plates, for retaining each of the plurality of hooks partially embedded in the mortar; and horizontal beams being fixedly mounted on the surface to be tiled and having the rear ends of all of said plurality of hooks secured thereto.
Claim 3
Dependent Claim
37 words
The arrangement as recited in claim 1, wherein: said horizontal beams have a substantially U-shape with front legs secured to all of said plurality of hooks and with rear legs secured to the surface to be tiled.
Claim 4
Dependent Claim
24 words
The arrangement as recited in claim 2, further comprising: adjustable means, extending through the base plate, for securing the tiles to the horizontal beams.
Claim 5
Dependent Claim
24 words
The arrangement as recited in claim 4, further comprising: bracket means, secured to the surface to be tiled, for mounting said horizontal beams thereon.
Claim 6
Dependent Claim
24 words
The arrangement as recited in claim 1, further comprising: adjustable means, extending through the base plate, for securing the tiles to the horizontal beams.
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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) | 1988-06-10 | 1988-12-10 | 1989-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-06-10 | 1992-12-10 | 1993-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-06-10 | 1996-12-10 | 1997-06-11 | $7700.00 | Window Closed / Lapsed |