2256023-A is referenced by 253 patents and cites 6 patents.

A joint between the adjoining side edges of two similar panels, 1, 1' in which one panel 1 has a channel-section recess 9 open towards the front face 3 and the other panel 1' has a rib 10 facing towards the rear face 4 for reception in the recess 9 to restrict separation of the panels 1, 1' to provide a predetermined expansion gap between the adjacent side edges. The panels may be tongue (5) and groove (6) boards in the construction of a door.

Title
Joint
Application Number
GB19910010787 19910518
Publication Number
2256023 (A)
Application Date
May 18, 1991
Publication Date
November 25, 1992
Inventor
Baker David Stephen
Assignee
Magnet Holdings
GB
IPC
F16B 05/00
F16B 05/00
E04F 15/04
E04F 13/10
E04C 02/40
F16B 05/00
E04F 15/04
E04F 13/10
E04C 02/40
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