Famous Patents
The first commercial microwave oven was nearly 6 feet tall and weighed in at 750 pounds.
PatentStorm News
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 |
| 7258049 | Method of operating a flying shear A method of operating a flying shear for cutting a rolled strip, which includes at least one drum provided with a blade, includes synchronizing a peripheral speed of the blade with a feed rate of the rolled strip, and cutting the rolled strip by effecting a partial ... | 08/21/2007 |
| 7191690 | Helical mechanism cutting unit and method for operating for the same A cutting unit is described that contains a pair of cylinders disposed opposite one another with a gap formed there-between for receiving a ribbon. The pair of cylinders include a first cutting cylinder having a periphery with a cutting knife disposed helically abou... | 03/20/2007 |
| 7178458 | Method of making transfer printed webbing A method of economically dye transfer printing small batches of webbing with custom designs includes printing N longitudinally adjacent identical design strips of approximate length L/N with a desired custom design. The design is printed on continuous roll paper wit... | 02/20/2007 |
| 7121994 | Assembly for and method of adjusting the phasing of folding rolls to create a fold in sheets of material A folding machine includes a first folding roll with a series of the gripper assemblies and a series of tucker assemblies uniformly and alternately spaced to interact with a series of gripper and tucker assemblies of an adjacent second folding roll. The series of al... | 10/17/2006 |
| 7121130 | Method and installation for hot-rolling strips using a Steckel rolling frame The invention relates to a method and an installation for hot-rolling strips using a reversible Steckel rolling frame (8), each side of which is equipped with a respective furnace coiler (9, 10) and a driving mechanism (17,18), provided between ... | 10/17/2006 |
| 7117776 | High-speed shear for transverse cutting of a rolled strip A high-speed shear for cutting a rolled strip to a length and including first upper and second lower blade drums carrying, respectively first and second blades and rotationally connected with each other, drive elements located in front of and behind the first and se... | 10/10/2006 |
| 7107891 | High-speed shear for transversely cutting rolled strip A high-speed shear with a knife, particularly a chisel-type knife with a knife edge, arranged on at least one of two oppositely arranged drums, wherein the knife can be accelerated to the feeding speed of the rolled strip and the drums can be adjusted relative to ea... | 09/19/2006 |
| 7036413 | Device for the transverse cutting of at least one web in a folding apparatus A printed, endless web is transversely cut by the cooperation of a cutting blade cylinder and a sheet gripping cylinder that also carries cutting blocks. If the web that is to be cut, is noted as having a defect, for example in the printing applied to it, the cuttin... | 05/02/2006 |
| 7028598 | Apparatus for longitudinally perforating a web of paper in a rotary printing press A rotary printing press has a folding station where the printed web is perforated both transversely and longitudinally in order to expedite subsequent folding thereof into signatures. In order to incorporate a longitudinal perforator into the folding station without... | 04/18/2006 |
| 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 |
| 6913566 | Size adjustment of corrugated boards in a box making machine A rotary die cutter mechanism for cutting and/or creasing corrugated boards including a rotatable die cylinder with a cutting die, and a rotatable anvil against which the corrugated boards are cut as they pass between the die cylinder and the anvil. A computer is us... | 07/05/2005 |
| 6776075 | High-speed shear for transverse cutting of a thin rolled strip A high-speed shear for transversely cutting a rolled ship having a small thickness and including at least one blade provided on one of two oppositely located drums, and a controllable device for displacing the two drums between a cutting position, in which the strip... | 08/17/2004 |
| 6722243 | Apparatus for the transverse cutting of weblike material A rotating cutting cylinder and an opposing member, wherein the cutting cylinder is fitted with a plurality of blade segments distributed along the length of the cutting cylinder and connected to one or more actuators for producing a movement of selective extension ... | 04/20/2004 |
| 6553883 | Apparatus for the transverse cutting of weblike material The apparatus for cutting a weblike material (N) fed continuously along a path (P) through said apparatus comprises a rotating cutting cylinder (101) and an opposing member (105), these being arranged on opposite sides of said path (P). On the cutting cyl... | 04/29/2003 |
| 6431038 | Vacuum assisted method of cutting a web material An apparatus and method for distributing wear over a plurality of elements on a rotating member. In the case of a cutoff or perforation roll, a plurality of retractable cutoff or perforation blades can be actuated to be extended or retracted to selectivel... | 08/13/2002 |
| 6267034 | Apparatus for cutting and stacking a multi-form web A high speed rotary cutter assembly for transversely cutting a moving web, comprising a cutting roll and an anvil roll rotating at web speed which are selectively movable toward and away from one another to set the rotary cutter assembly in operative and ... | 07/31/2001 |
| 6032560 | High speed trimming shear A high speed rod trimming shear includes a pair of eccentrically bored sleeves mounted for rotation about parallel first axes. Carrier shafts are supported in the bores of the eccentric sleeves for rotation about second axes parallel to the first axes and... | 03/07/2000 |
| 6026727 | Rotary scoring apparatus having retractable scoring blade An improved scoring apparatus of the type used in box making operations for the purpose of creating strategically located scores and cuts in box blanks that define the folding lines and tabs of the finished boxes. The scoring apparatus includes a selectiv... | 02/22/2000 |
| 5983764 | Cutting device A cutting device for transversely cutting a traveling web into signatures is usable to cut signatures into equal or unequal lengths and to accomplish proper register of the cuts. This is accomplished by supporting at least one cutter blade in a cutting cy... | 11/16/1999 |
| 5937719 | Rotary punch A rotary perforation apparatus for perforating sheet material. The apparatus includes a frame, a die holder mounted on the frame for rotation about a first axis, at least one die mounted on the die holder, a punch carrier mounted on the frame for rotation... | 08/17/1999 |
| 5692440 | Cutting device A cutting device for transversely severing a printed web into signatures utilizes a collection and counter-cylinder, in cooperation with a cutting cylinder support that carries two cutting cylinders. Each cutting cylinder is rotatable with respect to the ... | 12/02/1997 |
| 5540128 | Selectively retractable slutter blade mechanism with remote activation/deactivation function Improved slotter wheel apparatus (20) for use in the formation of box blanks is provided which includes a rotatable wheel (22) supporting a shiftable blade holder (24) and a slotting blade (26), with cooperating cam track (174) and follower (86) structure... | 07/30/1996 |
| 5464166 | Method and apparatus for automatic roll transfer A method and apparatus for automatic roll transfer allows a film web winding onto a completed roll on a continuous film winder to be severed, and an incoming edge of the film web to be transferred onto a new core. A cylindrical housing having an external ... | 11/07/1995 |
| 5351589 | Slotter wheel mechanism having dynamically retractable slotter blades An improved slotter wheel mechanism (30) designed for use in the formation of box blanks is provided which includes a rotatable wheel assembly (32) supporting one or more slotter blades (34); the blades (34) are coupled to the wheel by means (36) permitti... | 10/04/1994 |
| 5344091 | Apparatus for winding stiffened coreless rolls and method An apparatus and method for winding stiffened coreless rolls which include a spiral wound roll formed from this product paper, conventionally paper having a printed pattern or design on one side, and a spiral stiffener sheet extending completely around th... | 09/06/1994 |
| 5327804 | Slotter wheel mechanism having dynamically retractable slotter blades An improved slotter wheel mechanism (30) designed for use in the formation of box blanks is provided which includes a rotatable wheel assembly (32) supporting one or more slotter blades (34); the blades (34) are coupled to the wheel by means (36) permitti... | 07/12/1994 |
| 5297462 | Slotter wheel mechanism having dynamically retractable slotter blades An improved slotter wheel mechanism designed for use in the formation of box blanks is provided which includes a rotatable wheel assembly supporting one or more slotter blades; the blades are coupled to the wheel by means permitting shifting of the blades... | 03/29/1994 |
| 5207138 | Shear Upper and lower drums each with a blade are separated from each other by a hydraulic cylinder until a rotating velocity of the drums are accelerated to a predetermined level. Then, the drums are relatively approached by the cylinder so that gears each fit... | 05/04/1993 |
| 5176784 | Apparatus for bonding continuous thin film to discrete base plates and film cutting apparatus therefor A method and apparatus for bonding thin film supplied from a continuous roll to at least one bonding surface along the entire length of a discrete printed surface base plate and efficiently cutting the film to a proper length which covers an entire planar... | 01/05/1993 |
| 5110400 | Apparatus for bonding continuous thin film to discrete base plates and cutting thereof A method and apparatus for bonding thin film supplied from a continuous roll to at least one bonding surface along the entire length of a discrete printed surface base plate and efficiently cutting the film to a proper length which covers an entire planar... | 05/05/1992 |
| 5110391 | Method and apparatus for automatically bonding film to a substrate and cutting the film to desired size An apparatus for bonding a thin film to the surface of a substrate wherein the film is supplied from a continuous roll to a bonding position where a roller applies heat and pressure to cause the film to be bonded to the substrate. A rotary cutter rapidly ... | 05/05/1992 |
| 5098366 | Rotary cutters for business folders with multiple tab options A machine for cutting filing folders to provide identification tabs which includes the use of two rollers, a cutter roller and an anvil roller. The cutter roller has a plurality of surface cutters spaced circumferentially to cut identification tabs select... | 03/24/1992 |
| 4742741 | Rotary sheeter A versatile, space-efficient rotary sheeter including a pair of roll assemblies synchronously driven and rotating at web speed. Each assembly carries cooperating revolving cutter rolls and backup slot rolls staggered on opposed supporting roll assemblies ... | 05/10/1988 |
| 4695005 | Coreless winder for strips of pliable material A winder for making coreless rolls of pliable sheet material, such as plastic, cloth or paper, includes a cut-off section for severing a continuous strip of feed material to the desired length and a conveyor system downstream thereof. A portion of the con... | 09/22/1987 |
| 4656905 | Shearing apparatus A shearing apparatus for performing several modes of operation on travelling or stationary material. Two cooperative knife drums, which can be rendered rotatable or non-rotatable, form a gap whose spacing is varied by hydraulic piston cylinder assemblies,... | 04/14/1987 |
| 4615249 | Apparatus for trimming stacks of paper sheets or the like A machine for trimming the edges of stacked paper sheets at a trimming station has a conveyor which delivers successive stacks to the trimming station, several knives which are movable from raised positions to lower end positions to thereby trim the respe... | 10/07/1986 |
| 4589316 | Machine to produce mat with valves therein A machine and method to operate the machine to provide a plurality of valve-like perforations in the rubber-like backing of a nap mat or carpet by delivering the nap mat or carpet to and under a spiked roll. The machine includes a sensing device to ensure... | 05/20/1986 |
| 4370140 | Paper tube cut off saw Structural improvements in the mechanisms for supporting and driving the blade of an orbital saw. Improvements in the controls for the drive mechanisms for the winder and for the saw blade particularly as to increasing or decreasing the production rate of... | 01/25/1983 |
| 4226149 | Apparatus for transversely severing or transversely perforating webs of material A machine for cutting or perforating webs of materials comprises a frame, a splined first shaft carrying a plurality of angularly spaced first tools and rotatable in the frame, a second shaft rotatable in the frame and parallel to the first shaft, support... | 10/07/1980 |
| 4218944 | Rotary knives shear machine Improvements relating to shear machines to cut advancing bars and particularly a rotary knives dividing shears cutting device, wherein one improvement relates to the conversion of a conventional rotary knives shear machine to a planetary rotary knives she... | 08/26/1980 |
