Apparatus for making building panels in a continuous operation

Details Apparatus for making building panels in a continuous operation Apparatus for making building panels in a continuous operation

1985-11-06

1986-08-19

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

Distinct means to feed, support or manipulate preform stock...

156556, 425289, 425817C, B29C 6500, B29C 1104, B29C 3912

Patent

active

046067159

ABSTRACT:
Apparatus for making building panels includes means for positioning upper and lower rigid sheets of material, such as paper pulp, in spaced relation so that foamable material disposed between the sheets can move into gripping engagement with both sheets as it expands and solidifies.

REFERENCES:
patent: 1706769 (1929-03-01), Buck
patent: 2014841 (1935-09-01), Heeren et al.
patent: 2142305 (1939-01-01), Davis
patent: 2744042 (1956-05-01), Pace
patent: 2866730 (1958-12-01), Potchen et al.
patent: 3153817 (1964-10-01), Pease, Jr.
patent: 3159514 (1964-12-01), McKnight, Jr. et al.
patent: 3167603 (1965-01-01), Lillie
patent: 3170827 (1965-02-01), Voelker
patent: 3305986 (1967-02-01), Mathews
patent: 3310917 (1967-03-01), Simon
patent: 3367076 (1968-02-01), O'Brien
patent: 3367823 (1968-02-01), Clausen et al.
patent: 3446692 (1969-05-01), Turnbull
patent: 3462897 (1969-08-01), Weinrott
patent: 3472728 (1969-10-01), Hitch
patent: 3510391 (1979-05-01), Bolster et al.
patent: 3528126 (1970-09-01), Ernst et al.
patent: 3560285 (1971-02-01), Schrofer et al.
patent: 3583118 (1971-06-01), Lowery
patent: 3620863 (1971-11-01), Sullhofer
patent: 3649324 (1972-03-01), Payne
patent: 3665662 (1972-05-01), Timbrook et al.
patent: 3723227 (1973-03-01), Ono et al.
patent: 3793122 (1974-02-01), Sullhofer
patent: 3895984 (1975-07-01), Cone et al.
patent: 3956549 (1976-05-01), Stoeberl
patent: 4037006 (1977-07-01), Roberts et al.
patent: 4037377 (1977-07-01), Howell et al.
patent: 4043719 (1977-08-01), Jones
Reinhold Plastics Applications Series, Polyurethanes, by Bernard A. Dombrow, Oct. 7, 1962, pp. 40-42.

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