Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7036342 | Yarn feeder A yarn feeder for circular knitting machines that have a plurality of knitting needles includes a first threading hole, a second threading hole and a jutting yarn guiding member on a lower edge for feeding three yarns corresponding to a knitting needle. The three ya... | 05/02/2006 |
| 6907758 | Circular knitting machine having at least one moveable thread guide A circular knitting machine is described which has a needle cylinder (1), at least one cylinder cam segment (6), a dial arrangement (9) having a dial (10) and at least one dial cam segment (11), an axis of rotation (7), whic... | 06/21/2005 |
| 6386003 | Yarn feeder for circular knitting machine A yarn feeder for circular knitting machines includes a jutting section located on a yarn feeding section of the yarn feeder. The jutting section has a yarn directing surface to allow the yarn to either slide over the surface without forming floss, or to ... | 05/14/2002 |
| 6182475 | Knitting machine yarn guiding device and its method of manufacture A yarn guiding device for a knitting machine to guide a yarn unreeled from a creel located above the knitting machine before feeding the yarn to a knitting needle. The device includes a rectangular main body including a supporting member with a slot and c... | 02/06/2001 |
| 6101849 | Low abrasion yarn carrier for knitting machines A yarn carrier designed to minimize needle wear yet which is relatively easy to thread is described. The yarn carrier includes a yarn guide having an aperture for receiving a yarn and directing it to the needles of a knitting machine, and a flexible, nonm... | 08/15/2000 |
| 5491987 | Impact protection device for a rod for positioning thread guides in a circular knitting machine An impact protection device for a rod for positioning thread guides in a circular knitting machine. The thread guide has an approach and spacing unit formed of a rod and crank system. The end of the rod carries the thread guide and an intermediate region ... | 02/20/1996 |
| 5259208 | Yarn carrier A yarn carrier for a circular knitting machine has a swing member swingably attached to a support member and a spring between the swing member and the support member so that if an accidentally closed latch of a latch needle accidentally hits the swing mem... | 11/09/1993 |
| 5127241 | Yarn feed arrangement with at least one yarn guide for a circular knitting machine The invention relates to a yarn feed arrangement with at least one yarn guide (12) for a circular knitting machine comprising a needle cylinder (1), knitting implements (3) which are mounted movably therein and which have hooks (5) for receiving a yarn (4... | 07/07/1992 |
| 5048313 | Circular knitting machines with thread guide having support cam for yarn The invention relates to an improved knitting machine, either with latch needles or with compound needles, in which for each feeding station a thread guide is provided which is placed at a certain distance above the rising zone of the needles and is fitte... | 09/17/1991 |
| 4916925 | Needle latch cushioning member for circular knitting machines The needle latch cushioning member is formed of resilient material and includes an elongate body portion with a free end portion. The elongate body portion is supported in a groove on a yarn feed finger so that the free end portion is positioned to be eng... | 04/17/1990 |
| 4688401 | Yarn feeding and guide device for a knitting machine A yarn feeding and guide device for knitting machines has at least one yarn feeder, which delivers the yarn arriving from a yarn package and being supplied as needed at a predetermined tension by a yarn delivery unit or fournisseur to the needles of a row... | 08/25/1987 |
| 4592215 | Circular-knitting machine A thread guide has a front edge that is inclined relative to the running direction of the needles, a first thread guide hole for a thin back thread and a second thread guide hole for a thick pattern thread. The needles are movable along a knitting curve w... | 06/03/1986 |
| 4441339 | Two-piece yarn carriers for circular knitting machines Two-piece yarn carrier for feeding yarn to the circle of cylinder latch needles of multi-feed circular knitting machines, the carriers comprising a yarn guide having a yarn feeding aperture therein and a guard plate secured to the yarn guide, the guard pl... | 04/10/1984 |
| 4212174 | Lay-in yarn feed The invention relates to circular weft knitting and according to the method described, those stitches which are formed between a cylinder needle and a dial needle are formed around a guide member which lies in the angle between the verges of the cylinder ... | 07/15/1980 |
| 4037435 | Auxiliary feed attachment for a circular knitting machine A tubular knit fabric article having a two ply end portion that is confined to a reduced tubular size at the outer end thereof by an auxiliary yarn disposed between the plies in an unknit constricting loop and with the ends of the auxiliary yarn knit in t... | 07/26/1977 |
