Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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 |
| 4381713 | Convertible rail-highway semi-trailer air controlled braking and suspension shifting system An air control system is provided for a vehicle convertible between highway and railway modes of travel. Air springs suspend a rail-wheel set axle unit and highway wheel-set axle units from the vehicle body so that the one wheel-set axle unit is stored in... | 05/03/1983 |
| 4342264 | Convertible rail-highway semi-trailer fluid suspension A rail bogie air suspension for a convertible rail-highway semi-trailer using an invaginating air bag secured between an upper air chamber member affixed to the underside of the rear frame of a vehicle and a load support leg assembly, a bumper carried by ... | 08/03/1982 |
| 4316640 | Electro pneumatic brake system for railway car An electro pneumatic system is provided for simultaneously braking a plurality of railway cars in a train. A relay valve in each car is connected between the source of air braking pressure and the brake cylinders and is responsive to the amount of air pre... | 02/23/1982 |
| 4316418 | Convertible rail highway semi-trailer air controlled suspension shifting system An air control system is provided for a vehicle convertible between highway and railway modes of travel. A main body on the vehicles includes a highway wheel-set axle unit and a rail wheel-set axle unit. The vehicle is designed so that one wheel-set axle ... | 02/23/1982 |
| 4311244 | Automatic coupler to connect convertible rail-highway vehicles end to end A coupler to connect rail-highway vehicles end to end including a female member at the end of one vehicle into which extends a sensing member, a male member at the end of an adjacent vehicle adapted to enter the female member, the male member including a ... | 01/19/1982 |
| 4276968 | Rail car brake system A rail car brake system of high mechanical efficiency which is compact, light in weight and economical in that it utilizes mass produced highway truck brake cylinders and slack adjusters and is easy to maintain. Critical components are lubricated and full... | 07/07/1981 |
| 4202454 | Coupler to connect convertible rail-highway vehicles end to end A coupler to connect convertible rail-highway vehicles end to end to achieve train configuration to carry vertical loads of about 25,000 pounds and at the same time provide limited rolling, pitching and yaw actions between the coupled vehicles. The couple... | 05/13/1980 |
| 4202277 | Convertible rail-highway semi-trailer A convertible semi-trailer having over-the-road or highway running gear with rubber tired wheels and a flanged rail wheel-set and bogie, the body being supported upon said highway running gear and upon said railroad bogie independently by air spring means... | 05/13/1980 |
| 4202276 | Self-steering wheel-set for convertible railway vehicle A self-steering wheel set for a railway vehicle, particularly a convertible rail-highway semi-trailer, wherein an arcuate member is secured transversely beneath the vehicle body and a wheel-set unit or bogie is provided comprising a yoke to which a tongue... | 05/13/1980 |
