...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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 |
| 7942021 | Cam assembly part and knitting machine A needle cam assembly is provided in a circular knitting machine or a flat-bed knitting machine, said needle cam assembly allowing an adjustment of at least one cam assembly part with respect to at least one other cam assembly part. As a result of this, the timing o... | 05/17/2011 |
| 7469560 | Yarn loop density adjustment apparatus for circular knitting machines A yarn loop density adjustment apparatus for circular knitting machines is installed on a circular knitting machine which has at least one needle to draw a knitting yarn. The yarn loop density adjustment apparatus includes a saddle seat coupled on the circular knitt... | 12/30/2008 |
| 7412850 | Complex cam system A complex cam system capable of using a compound needle as a knitting needle is disclosed. In one embodiment of the present invention, a needle raising cam, a transfer cam, and knitting cams act on a butt provided in a needle body of the compound needle. A slider ca... | 08/19/2008 |
| 7269975 | Cam apparatus for knitting fabric On each of carriages are disposed a group of transfer cams and a group of receiving cams. A leftward movement of the carriages makes it possible to transfer a knitted loop from a front needle bed provided with one carnage to a rear needle bed provided with another c... | 09/18/2007 |
| 7213422 | Needle selection device for weft knitting machine A needle selecting apparatus for a weft knitting machine capable of performing a needle selecting position locking function without moving a selecting jack forward and backward is provided. In the needle selecting apparatus, an initial position of the selecting jack... | 05/08/2007 |
| 7213420 | Sock A knitted sock has an inner layer 2 comprising a toe end 4 and an outer layer 3 comprising a toe end 7. The inner and outer toe ends are aligned and joined wale stitch to wale stitch to form a composite toe end, which is closed to provide... | 05/08/2007 |
| 7207194 | Weft knitting machine with movable yarn guide member A stitch cam for setting the density of a knit by drawing in a knitting needle holding yarn fed from a yarn feeder is adjustably provided on a carriage. The stitch cam and the yarn guide member are connected by a linking device such that when the stitch cam moves to... | 04/24/2007 |
| 7155941 | Knitting machine having variable rate-changing mechanism There are provided a stitch cam including a first cam in which a stitch size determining cam surface for a large-sized stitch and a receiving cam surface are formed in the same phase, and a second cam which has a common retracting cam surface and in which a receivin... | 01/02/2007 |
| 7065988 | Device for varying stitch tightness for knitting machine for hosiery or the like, particularly for circular knitting machines A device for varying stitch tightness for hosiery knitting machines, particularly for circular knitting machines, which comprises a movement adjuster connected to a slider that can slide in the cam box of the machine and supports a knockover cam of the machine. The ... | 06/27/2006 |
| 6802192 | Stitch control device in flat knitting machine In a loop length controller for a flat knitting machine adapted to set a loop length of a knitting fabric by raising or lowering, via a raising and lowering device, a stitch cam attached to a carriage that slides on a needle bed to slidably operate knitting needles ... | 10/12/2004 |
| 6422044 | Needle actuation device for knitting machines for hosiery or other articles A needle actuation device comprises a cam box facing a needle holder and supporting at least one lowering cam whose profile is inclined with respect to the direction of the motion of the needle holder with respect to the cam box. The profile of the loweri... | 07/23/2002 |
| 6158251 | Device for positioning the knitting cam in circular knitting and stocking knitting machines A device is disclosed for positioning a knitting cam in circular knitting and stocking knitting machines. The knitting cam (11) is fixed to a slide (13), which can be moved on a support (15) by means of an eccentric ring rotated by a motor. The slide with... | 12/12/2000 |
| 6125661 | Flat knitting machine A flat knitting machine is provided with a guiding mechanism to engage the first butt of the slider of a needle for split knit and a split knit cam provided in the slider cam lock. When the first butt of the slider and the split knit cam is in engagement ... | 10/03/2000 |
| 5992183 | Flat knitting machine A compound needle, of which slider and needle body can be moved forward and backward independently of each other, is guided by a cam lock into four routes, knit, tuck, transfer and receiving. As for the slider, the knit route is branched from the tuck rou... | 11/30/1999 |
| 5495728 | Adjusting device for cam parts of flat knitting machines with motor pinion acting on control sliders In an adjusting device for opposite adjustment of drawing off cam parts of a cam system of a flat knitting machine carriage, with a common stepper motor moving with the machine carriage and providing a rotary movement which is converted into a longitudina... | 03/05/1996 |
| 5475990 | Sinker control actuator for flat knitting machine In a two-bed flat knitting machine separate sinker control devices are provided for controlling sinkers arranged between needles and have a device body laterally releasably mountable on a machine carriage. They extend only over an operating region of a ca... | 12/19/1995 |
| 5417086 | Lock arrangement for a knitting machine A lock arrangement for a knitting machine, which comprises knitting implements (3, 3a) mounted to slide in a longitudinal direction (w), with working and control butts (6, 6a; 7, 7a). The lock arrangement (8) includes a take-down lock part (61) associated... | 05/23/1995 |
| 5367892 | Stitch increasing for flat knitting machines A stitch increasing needle operating cam for a flat knitting machine having stitch increasing function. The needle operating cam for operating needle bodies and sliders of compound needles separately from each other, in which in relation to a lowering fac... | 11/29/1994 |
| 5365756 | Flat knitting machine having separately movable upper and lower beds A flat bed knitting machine has two beds supported on either side of a central knitting region. The upper bed is supported on the lower bed by a series of specifically shaped needle plates which extend upward from the a grooved plate bed. The shape of the... | 11/22/1994 |
| 5343719 | Method of transferring loops integrated with a flat knitting machine The invention hereby provides a novel flat knitting machine which is furnished with a pair of needle beds in the front and rear positions each having a plurality of knitting needles aligned in parallel in such a condition in which respective knitting need... | 09/06/1994 |
| 5284032 | Stitch control mechanism for a flat knitting machine A stitch control mechanism for a flat knitting machine, for controlling loop size in knitting a knit fabric on a flat knitting machine. A spiral cam plate is attached to one surface of a stitch cam control cam, the spiral cam plate is held between a pair ... | 02/08/1994 |
| 5255537 | Flat-bed knitting machine A flat-bed knitting machine has sprung shank needles (N) arranged one behind the other in the needle channels of the needle beds with first and second needle ends (1, 2) and sliding lifting plates (H) with an operative end (3) and a hinge system with at l... | 10/26/1993 |
| 5255538 | Fabric and knitting A method of knitting an upholstery fabric having at least two adjoined regions of different knitted structures located side-by-side in a wale-wise direction and having courses extending continuously through both regions in which the fabric is knitted with... | 10/26/1993 |
| 5251462 | Knit run cam A knit run cam for vertically moving a needle when fabrics are knitted. There is provided a knit run cam comprising two cams having a needle butt lowering bevel overlapped in a range of at least a part of the same phase in a moving direction of a carriage... | 10/12/1993 |
| 5212968 | Presser controller of a carriage in a flat knitting machine A presser controller device of a carriage in a flat knitting machine in which the carriage comprises: cams that project from the carriage for urging selector jacks of corresponding knitting needles which are parallelly arranged on a needle bed of the trav... | 05/25/1993 |
| 5138848 | Non-rotatable removably mounted cam sections A knitting machine has at least one bed with a plurality of lands forming tricks for supporting knitting implements, and a cam arrangement for controlling the knitting implements and including a cam plate, at least one carrier mounted to the cam plate at ... | 08/18/1992 |
| 4819455 | Flat knitting machine A flat knitting machine has in the needle grooves of the needle beds (31) ccessively arranged spring shaft needles (32) with needle butts (35, 36), slide jacks with butts and displaceable jacquard jacks (34) having respectively two butts as well as a cam ... | 04/11/1989 |
| 4805423 | Device for actuating movable cams in a flat knitting machine A device for actuating movable cams for use on a flat knitting machine that includes several cams arranged on a cam plate, in which the cams are movable in a direction perpendicular to the plane of movement of the cam box, contains a drum having an axis o... | 02/21/1989 |
| 4787217 | Cam carriage for flat-bed knitting machine A cam carriage for flat-bed knitting machines has at least one leading and trailing draw-down element, having a drive top plate and a bottom plate with a draw-down track located at opposite sides of a cam plate in which a draw-down element is placed movab... | 11/29/1988 |
| 4774818 | Device for determining the position of the draw-down elements in flat-bed knitting machines A device for the determination of the position of leading or trailing draw-down elements which can be shifted to operated in opposite directions in flat-bed knitting machines has a single step motor for shifting the draw-down elements, a position sensor a... | 10/04/1988 |
| 4766742 | Perfected automatic flat knitting machine An automatic flat knitting machine needle beds feature equidistantly spaced slots, perpendicular to the direction of travel of a carriage, inside each of which is inserted a needle and a sinker for selecting the latter, the needle featuring a butt that is... | 08/30/1988 |
| 4729230 | Cam system for flat-bed knitting machine A cam system for flat-bed knitting machines has a needle cam unit which has at least one integrated knitting cam loop transferring cam for both knitting and loop transferring directions, of which the knitting cam has adjustable sinker elements on both sid... | 03/08/1988 |
| 4723423 | Flat-bed knitting machine having an electronic control for the movement of the needle sinker A flat-bed knitting machine has been described which is provided with needle sinkers arranged in a knitting cam system of a cam box carriage featuring several cams adjustable by means of stepping motors and having an electronic control unit, which feature... | 02/09/1988 |
| 4718255 | Combined knitting and loop transfer cam arrangement for knitting machines In a combined knitting and loop transfer cam system for a knitting machine a switchable pressing strip for pressing the knitting needles is arranged at the height of the inflow members over a region of the a selecting system for selecting sinkers in corre... | 01/12/1988 |
| 4669280 | Camholder for a flat-bed knitting machine and knitting machine equipped with such a cam holder The camholder possesses at least one section having an axis of symmetry (A) passing through the center of a first sinker selection cam (14) and through the center of a needle transfer cam (25). The transfer cam (25) is retractable by means of a control de... | 06/02/1987 |
| 4643003 | Cam system and method for combined loop formation and transfer in flat-bed knitting machines A cam system for flat-bed knitting machines is provided with a needle cam unit which has at least one knitting cam and a transfer cam, integrated therein, for both carriage travel and transfer directions. The knitting cam has adjustable needle sinkers and... | 02/17/1987 |
| 4637227 | Flat knitting machine having compound needles A plurality of compound needles 1 are arranged in corresponding needle tricks 20, their butts 11, 14 being selectively caused to sink into the needle tricks during the movement of a carriage. A stitch receiving course raising cam 41 which acts on the butt... | 01/20/1987 |
| 4637228 | Flat knitting machine having compound needles A plurality of compound needles 1 are arranged in corresponding needle tricks 20, their butts 11, 14 being selectively caused to sink into the needle tricks during the movement of a carriage. A stitch receiving course raising cam 41 which acts on the butt... | 01/20/1987 |
| 4615186 | Cam gear for textile machines, especially for pattern controlling of chain stitching machines Cam gear for textile machines, especially for pattern controlling of warp-knitting (chain stitching) machines. Generally, the development concerns a cam gear for textile machines having cams. The present configuration avoids the interferences, caused by o... | 10/07/1986 |
| 4559791 | Flat knitting machine with selective needle selection In a flat knitting machine with knitting needles which have flexible shanks nd which are arranged in the needle channels of the needle beds, the flexible shanks of the knitting needles are each engaged from below in the region of an operating butt of the n... | 12/24/1985 |