B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/16, 25/70
B28B 7/00 (2006.01) B28B 21/82 (2006.01)
Patent
CA 1094784
FORM ASSEMBLY ABSTRACT OF DISCLOSURE: A form assembly for making concrete product, as concrete pipes. The form assembly has a pair of upright outer forms comprising cylindrical jackets. The cylindrical jackets are secured to each other with connectors. First latch structures connected to the cylindrical jackets hold the jackets in closed positions. The first latch structures are movable to release positions to expand the jackets to open positions. Pallets are located in the lower ends of the jackets. Second latch structures mounted on the lower ends of the jackets are operable to hold the pallets in assembled relation with the jackets. Control linkage operably connected to both the first latch structures and second latch structures is operable to sequentially operate the first and second latch structures to open and close the jackets and release and hold the pallets.
283277
Christian Alfred W.
Mantha & Seaby
LandOfFree
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