Title: Method for manufacturing of roofs

Abstract: In a building construction method a plurality of building segments are coupled together and raised in unison from a central control point via a crane. The crane has a plurality of lifting cables selectively driven from a plurality of winches under the control of the operator. The building segments are pivotably coupled together for lifting into position and for locking together to form a rigid self supporting building structure. Successive layers of the building are hoisted into position via detachable pulleys affixed to the previously raised building segments.

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Inventors: Al Haj Issa, Saher (Bochum, DT)

Application Number: 523963
Filing Date: 1974-11-15
Publication_date: 1976-01-27
Assignee: Al Haj Issa; Saher (Cologne, DT); Abdulla Essa Almannai; Ali (Cologne, DT)
Primary Class(es): 52/745.13
Other Classes:
US Patent Ref:

3018546	Jan, 1962	Dewese	52/747.
3268999	Aug, 1966	Wiggins	52/745.
3331181	Jul, 1967	Schmidt	52/747.
3333322	Aug, 1967	Toffolon	52/747.
3593482	Jul, 1971	Johnson	52/745.

Other Refs:
Primary Examiner: Faw, Jr., Price C.
Assistant Examiner:
Attorney: Lowhurst, Aine & Nolan