Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7052644 | Continuous production of molded plastic containers A system for making plastic containers includes a source for providing a continuous stream of molten plastic, and a cutter for severing a continuing series of individual mold charges from the continuous molten plastic stream. A compression molder includes a pluralit... | 05/30/2006 |
| 6592795 | Continuous forming method and device for H-shaped FRP member A continuous forming method and device for an H-shaped FRP member for forming semi-hardened preimpregnated members produced by impregnating thermosetting resin to carbon fiber or glass fiber and the like into a predetermined H-shape. The forming device co... | 07/15/2003 |
| 6076582 | Apparatus for making formed laminate A method and apparatus (32) for making a three-dimensionally formed laminate (20) by positioning a mask (62) having an opening (64) above a flexible film (52) for rotation therewith such that a foamable liquid mixture (71) sprayed downwardly through the m... | 06/20/2000 |
| 5348465 | Apparatus for producing pellets from film A device for producing pellets from film. A cradle is rotatably mounted about a longitudinal axis of rotation to a main frame. All axle arranged perpendicular to tim longitudinal axis holds a roll of film within the cradle. A second roll of film is mounte... | 09/20/1994 |
| 5174939 | Method of manufacturing a reinforced tire component A method of manufacturing a reinforced component of a motor vehicle tire carcass, in particular a body ply (2) and/or tread ply (3), whereby an elongated reinforcing element (5) is fed onto a substrate (7) along a generally sinusoidal path to form a reinf... | 12/29/1992 |
| 5133654 | Mechanisms for manufacturing of a fire-resistant, water-proof and heat-insulating board An apparatus is provided for the manufacture of a fire-resistant, waterproof and heat-insulating board. The apparatus includes upper and lower roller conveyors of an appropriate length upon which synchronously rotating retaining walls are arranged at the ... | 07/28/1992 |
| 5108494 | Zinc alloy powder for alkaline cell and method for production of the same A non-amalgamated zinc alloy powder for use in an alkaline cell which comprises 1 ppm or less of iron and an elemental component selected from among the following combinations (1) to (5): (1) 0.01 to 0.5% by weight of bismuth, 0.01 to 0.5% by weight of indium ... | 04/28/1992 |
| 4248582 | Blow molding machine A blow molding machine for the manufacture of products such as bottles from a continuously extruded parison of plastic material. Two pairs of horizontally reciprocable mold sections are shown which alternately take a parison from a central station and tra... | 02/03/1981 |
| 4236885 | Container lining A method and apparatus for lining the interior of a container with plastic sheet material. An open topped container is elevated upon a support through a passage in a lower die member into contact with the under surface of a sheet of heated thermoplastic m... | 12/02/1980 |
| 3969063 | Apparatus for manufacturing a plastic name tag holder This invention includes apparatus for manufacturing a plastic name tag holder. The preferred name tag holder is rectangular and has a central cavity open at one end for insertion of the name tag. The holder has a rigid plastic bottom sheet and a rigid pla... | 07/13/1976 |
