Patents for B29D 22 - Producing hollow articles (3,623)
01/1977
01/25/1977US4005236 Expandable multicelled cushioning structure
01/25/1977US4004706 Cylindrical receptacle of fiber-reinforced plastic and method of manufacturing a receptacle
01/18/1977US4003173 Wall construction
12/1976
12/28/1976US3999507 Apparatus for producing articles of reinforced plastics or like constructions
12/21/1976US3998684 Method of manufacturing air cushions
12/07/1976US3995339 Transition piece for use in inflatable life rafts
08/1976
08/10/1976US3973689 Containers
08/03/1976US3972975 Method of manufacturing inlaid hollow plastic ball
07/1976
07/27/1976US3971336 Control system for controlling translation speed of carriage with respect to rotational speed of mandrel
07/06/1976US3967991 Method for producing receptacles from thermoplastic resin foam sheet
06/1976
06/29/1976US3966523 Method of making filament reinforced composite rings from plural flat filamentary spiral layers
06/08/1976US3962506 Multi-chambered cellular structure and method for manufacture
06/08/1976US3962393 Method for making a hollow laminated article
05/1976
05/18/1976US3957412 Cupping machine for producing containers in thermoplastic film and comprising a device for placing a tape-like strip in a mold
05/18/1976US3956816 Method of transporting and constructing tanks
05/11/1976US3956550 Composite closure member
05/04/1976US3954931 Elastic separators, conforming, reinforcement
04/1976
04/06/1976US3948518 Football
02/1976
02/17/1976US3938656 Container carrier and method of making same
02/10/1976US3937781 Method for forming fiber-reinforced plastic articles
01/1976
01/27/1976US3935050 Method of making a fuel cell
01/20/1976US3933967 Method of making seamless hollow molded articles
01/13/1976US3932107 Apparatus for forming composite articles
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