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 |
| 7140168 | Device for packaging continuous webs of materials such as selvedges generated on thermoforming units The device for packaging continuous webs of materia1, such as selvedges generated on thermoforming units, includes an input regulator of webs, driving guide for the webs, a cutting unit and, downstream thereof, a collector for bits of webs. The cutting unit has at l... | 11/28/2006 |
| 6979153 | Deep-grooving insert having stepped cutting edge A deep-grooving chip-forming cutting insert includes a rear mounting portion, a front cutting portion, and a pair of side walls, each side wall extending along the front and rear portions. The front cutting portion includes a front end surface, a top surface, and a ... | 12/27/2005 |
| 4852440 | Flying shear or stamping apparatus for strip material An apparatus is of such a structure that it is possible to cut with flying shears, at great cutting accuracy, varying lengths under program control, this apparatus being of a compact construction and operating without mechanical intermediate members to be... | 08/01/1989 |
| 4621554 | Flying shears to shear rolled products This invention concerns a flying shears (10) to shear rolled, extruded, drawn and/or like semi-finished products, the shears (10) being able to work on one or more rolled products at one and the same time and comprising support means (18) which are at lea... | 11/11/1986 |
| 4485713 | Punching device A punching device comprising a pair of opposed complementary dies vertically guided by a pair of guide rods each rotatably connected to a crank pin to continuously punch band material moving between the dies. The crank pins rotate synchronously in opposed... | 12/04/1984 |
| 3965785 | Apparatus for cutting sheet material An apparatus for accurately and efficiently cutting a web of sheet material into individual cut segments, and which comprises a pivotal rocker arm, and means for periodically oscillating the rocker arm which includes an endless chain having one or more ca... | 06/29/1976 |
