Sheet Metal Pipe (Patent No: 204258)

Inventor: Barclay, George Brown

Location: Calgary

Comments: N/A

Description: George Brown Barclay, Calgary, Alberta, Canada, 28th September, 1920; 6 years. Filed 9th December, 1919. Receipt No. 319,234.

Claim.——In combination with a pipe section made of sheet iron, tin or other flexible metal, the edges of which are adapted to be brought together to form a close or tight joint or seam by means of a folded or doubled edge with which the opposite edge is adapted to engage, a device for holding the said edges together or disengaging them composed of the parts b and c secured to the said pipe section near its opposite edges which said parts are adapted to engage with each other with the effect of a cam substantially as set forth.

Claim allowed, 1.