Arch (Patent No: 213240)

Inventor: McIvor, Norman A.

Location: Edmonton

Comments: N/A

Description: Norman A. McIvor, Edmonton, Alberta. Canada, 6th September. 1921. Filed 9th October. 1920. Receipt No. 336,695.

Claim.—1. In an arch, a reinforcing member having openings therein, a plurality of facing members for said arch and keys secured between the facing members and engaging the openings of the reinforcing member for securing the facing members thereto.

2. In an arch, a reinforcing member having openings therein, a plurality of facing members, keys imbedded therebetween and having their inner ends offset for interlocking engagement with the opening in the reinforcing member, as and for the purposes set forth.

3. In an arch, a reinforcing member comprising a sheet of material bent upon itself to form spaced side members, said side members having openings formed therein, angle members secured at the lower edges of the side members, near the ends thereof and resting upon the sides of the arch, facing members for said arch, keys imbedded in the mortar between said facing members, and curved ends upon the keys passing through the openings interlocking engagement therewith, as and for the purposes set forth.

Claims allowed, 3.