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 |
| 6287029 | Multi-layer ink ribbon and manufacture thereof The object of the invention is to provide a multi-layer ink ribbon having a long printing life and a substantial freedom from causing unevenness of prints and a process for manufacturing the above ink ribbon. In accordance with the invention, a plurality ... | 09/11/2001 |
| 5984547 | Steamless ink ribbon and manufacture thereof An object of the invention is to provide a seamless ink ribbon which makes it possible to markedly prolong the printing life, even with rather rough-faced printing paper such as paper made in China as well as a method of manufacturing the same. The seamle... | 11/16/1999 |
| 5558450 | Ink ribbon fabric foundation A fabric foundation for an ink ribbon comprising a woven fabric comprising warp yarns and weft yarns, and the woven fabric satisfying the following equation: K=1.5 to 6 wherein K is the ratio of C1 /C2 ; C1 is a warp crimp rate... | 09/24/1996 |
| 5380107 | Base fabric for ink ribbon The present invention relates to a base fabric for an ink ribbon having excellent durability of the welded part of an ink ribbon used an impact printer. Practically, it is characterized by a constitution wherein at least one yarn of the warp and the weft ... | 01/10/1995 |
| 5173360 | Fabric for inked ribbon and its manufacturing method This invention relates to a fabric for inked ribbon characterized in that it is a fabric using multifilaments of a twist of 30 T/m or less for the warp and has the fiber orientation in said warp disturbed through high pressure liquid treatment and to its ... | 12/22/1992 |
| 5084333 | Fabric printer ribbon with nigrosine ink A printer ribbon having nigrosine dye with hydroxide counter ion, preferably at 23% by weight, in an oleic acid vehicle to form an ink saturating a fabric. The ribbon has the long life of a dye-only fabric ribbon and is effective for both correspondence a... | 01/28/1992 |
| 4984912 | Multicolored fabric printing ribbon including nonbleeding, nonmigrating flushed pigment A fabric ribbon having multicolored regions has coloring matter in the regions of only flushed pigments in a liquid vehicle. Flushed pigments do not migrate between colored regions under normal conditions, and therefore mixing of the colors is avoided wit... | 01/15/1991 |
| 4874263 | Two by one twill weave for an impression fabric A two by one twill fabric optimized for use in an impression type fabric is disclosed. This 2×1 twill weave has improved ink retention characteristics without a corresponding loss in impression quality. The fabric may be used for any conventional impress... | 10/17/1989 |
