Bizarre Patents
An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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 |
| 6755125 | High speed marker A marking device (10) comprises a frame (1) (of frame plates (12,14)) to which are fixed first and second motors (16,18). A carriage frame (40) is pivoted in the frame about a screw axis (22). A marking head (30) is m... | 06/29/2004 |
| 4710042 | Method and apparatus for indexing the print hammer of typewriters or the like A method and apparatus for indexing the print hammer of typewriters or the like having a carriage supported type matrix positionable in X-Y directions to present a selected character for printing wherein the matrix positioning motor is used to index the h... | 12/01/1987 |
| 4011932 | Serial printing device A printing device and a carriage transport motor are mounted separately on a carriage and driven in a step-wise manner. The motor shaft rolls over a rubber guide at least under the influence of the weight of the motor, while a driving pinion on the shaft ... | 03/15/1977 |
| 3941051 | Printer system A dot matrix printer system utilizes a reciprocating shuttle having a plurality of hammer elements and externally energized hammer controls mounted with the hammers on the shuttle. Each hammer scans a number of dot printing positions within a dot matrix l... | 03/02/1976 |
