Building planks and apparatus for making the same

Details Building planks and apparatus for making the same Building planks and apparatus for making the same

1980-12-15

1984-12-04

Moon, Charlie T.

Metal working

Plural diverse manufacturing apparatus including means for...

Binding or covering and cutting

29241, 29433, 29460, 264261, 264 463, 264 465, 425115, 425817C, B21B 1500, B21D 3903, B23P 2304, B23P 2500

Patent

active

044855389

ABSTRACT:
An insulation filled building plank having two spaced apart boards held together and separated by webs having dovetail connections with the boards and being at an angle to the longitudinal axis of the plank so that any transverse cut of the plank will cut a web is produced on apparatus which first cuts matching dovetail grooves on surfaces of the boards arranged face to face after which the boards are turned to have the dovetail surfaces facing each other and the apparatus pulls dovetails of webs into the grooves in the boards from a magazine and then the apparatus fills the spaces between the webs and boards with an in situ foamable insulation.

REFERENCES:
patent: 1345156 (1920-06-01), Flynn
patent: 3099518 (1963-07-01), Wetzler
patent: 3658971 (1972-04-01), Schickedanz
patent: 4069631 (1978-01-01), Nahr
patent: 4128369 (1978-12-01), Kemerer et al.
patent: 4178144 (1979-12-01), Tabler

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