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 |
| 4528905 | Rotary numbering machine The invention contemplates a machine having serial-number printing capability and comprising a first plurality of print wheels which are serially indexed for each of a succession of input actuations. An indexing pawl has a second plurality of spaced wheel... | 07/16/1985 |
| 4520725 | Setting mechanism for type wheels of a printing device The type wheels provided on a postage or franking head of a postage meter or franking machine are adjusted in stepwise manner from outside the franking head by means of adjusting push rods, which in each case engage a pinion associated with a type wheel. ... | 06/04/1985 |
| 4459910 | Embossing machine with indexing mechanism This disclosure relates to an embossing machine having an indexing mechanism including an indexing wheel carrying a plurality of embossing stamps which are individually rotated into association with an opposing anvil during relative opening motion between... | 07/17/1984 |
| 4418619 | Imprinting apparatus with relocatable printing device Imprinting apparatus is provided which includes framework, a printing device, and a roller platen movably attached to the framework for movement from a print ready position to a home position. The roller platen is disposed for urging a pressure sensitive ... | 12/06/1983 |
| 4419571 | Stepped-down mechanical counting mechanism Stepped-down counting mechanism with number wheels drawn on a locking shaft, with a control disc and with a slotted link. The number wheels and the control disc are moved by a ratchet shaft which is located in the interior of the locking shaft and to whic... | 12/06/1983 |
| 4343238 | Counting or printing mechanism for consecutive counting numbering A counting or printing mechanism for consecutive counting or numbering, in which a number or printing wheel is provided for each numerical place and the number or printing wheels are mounted on a common shaft. The number or printing wheels are turned by a... | 08/10/1982 |
| 4314505 | Rotary wheel type marking head In a marking head having one or more marking wheels each rotated step-wise by a reciprocating actuating pawl engaged in successive circumferentially arranged recesses on the wheel and secured in marking position by a retainer pawl engaged under a spring b... | 02/09/1982 |
| 4207814 | Apparatus for printing serial numbers with check digits Method and apparatus for use in numbering a series of successively fed documents with consecutive serial numbers and corresponding check digits, including weighted, non-sequential check digits. The check digits are independently applied by a single, engra... | 06/17/1980 |
| 4181560 | Electro-mechanical marking device An electro-mechanical marking device for use with various types of apparatus, having a stack sheet feed assembly, includes an open-ended housing adapted to loosely receive and hold interchangeable marking heads in a self-leveling position. The interchange... | 01/01/1980 |
| 4068578 | Sequence numbering code marking device A sequence numbering code marking device includes a rotary drum housing, a stroke actuated sequential numbering printing head operated by a pivotally mounted trip lever which is eccentrically mounted on a center post to trip the counter with each revoluti... | 01/17/1978 |
