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.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7036707 | Friction stir welding method, frame members used therein, and product formed thereby Disclosed is a friction stir welding technique which avoids occurrence of a dent, in a joining region, extending to a level beneath the joined surfaces. At end portions of the frame members to be joined, at the joining region, thickened parts which project toward th... | 05/02/2006 |
| 6550397 | Car body A car body, in which a hollow shape stock composed of two face plates and ribs joining the face plates together is used to form a side body, and stresses are reduced while minimizing an increase in mass. A car body, comprising a hollow shape stock compose... | 04/22/2003 |
| 6134787 | Method of producing a rail-bound rail vehicle for passenger transport A method of producing a rail-bound rail vehicle for passenger transport, includes providing at least one trough-like superstructure with a floor and adjoining side walls formed in a framework construction from side-wall posts, lower longitudinal members a... | 10/24/2000 |
| 5918548 | Rail vehicle A method of producing a rail-bound rail vehicle for passenger transport, includes providing at least one trough-like superstructure with a floor and adjoining side walls formed in a framework construction from side-wall posts, lower longitudinal members a... | 07/06/1999 |
| 5749302 | Rail-borne motor coach A rail-borne motor coach for conveying passengers has at least one coach body, the side walls of which have windows and entry regions with doors. The coach body is constructed as a trough with a low-floor coach-body floor and raised coach heads. The side ... | 05/12/1998 |
| 5685230 | Rail vehicle A rail vehicle includes a body with side walls having a frame including supporting beams for absorbing vertical forces and longitudinal beams extending horizontally. Panelling is disposed on the inner side and the outer side of the frame and attached to t... | 11/11/1997 |
| 5287813 | Coach body construction for rail vehicles having extruded aluminum profiles with undercut nut-receiving grooves for ease of asssembly The coach body construction comprises an upper structure having extruded profiles, which are connected detachably to one another by corner connectors and are made of an aluminum alloy, and a lower structure. The lower structure is composed of longitudinal... | 02/22/1994 |
| 4373447 | Rail vehicle passenger body The rail vehicle body is constructed such that the base, roof and a centrally located bearing frame define a unitary bearing section member. The bearing frame may be composed of pairs of vertically stiffened walls, rows of vertically disposed posts, and o... | 02/15/1983 |
| 4337708 | Railway car superstructure frame A welded structural frame for a railway car wall is disclosed as including a pair of aligned U-section vertical members welded to opposite sides of a U-section longitudinal member and a reinforcing insert welded between the sides of the longitudinal membe... | 07/06/1982 |
