Class 493/465 - FLEXING

Subclass of Class 493 - Manufacturing container or tube from paper; or other manufacturing from a sheet or web
Definition: Method or apparatus including moving one portion of a workpiece
No. of patents: 24
Last issue date: 10/05/2004

Number	Title	Issue Date
6800052	Corrugating machine and corrugating roll design for the same A corrugating roll design for a corrugating machine including a pair of parallel, spaced apart, corrugating rolls which rotate in opposite directions on their respective rotational axes, the rotational axes being spaced apart a predetermined distance, and each of th...	10/05/2004
6666810	Device for controllable stretching of thin materials A worktable that can be used to support a substrate while forming a hole therein. The worktable may include one or more actuators that stretch the substrate. The worktable may also have a control unit that is connected to the actuators and strain gauges t...	12/23/2003
6308945	Apparatus for placing folded signatures on a transport device Signatures (1) are individually gripped from a stack (2) by a rotatable extracting cylinder (A) and transferred to a first rotating opening cylinder (B) and a second rotating opening cylinder (C) which open the gripped signatures (1) at the edges (4, 5) o...	10/30/2001
6048295	Method in the forming of packaging containers The disclosure relates to a method in the forming of packaging containers (1) which have sealing fins in which the packaging material is sealed inside-to-inside, and also projecting, double-walled corner flaps (8). In order to form a parallelepipedic pack...	04/11/2000
5997460	Inline delivery vehicle for a web offset printing press In combination, an inline delivery vehicle for substantially improving performance of a first stage printing press delivery table, for substantially eliminating paper jamming, and for substantially increasing safety of operations. The first stage printing...	12/07/1999
5928124	Method and apparatus for the continuous feed of a strip of material to a machine A strip of material is fed continuously to a machine, along a given path extending through a curling station for the strip, at which the path has a curved segment which forms a loop. The strip inside the curling station is subjected to flexing, by applyin...	07/27/1999
5558611	Apparatus for shaping blanks for hinge-lid packs with especially rounded longitudinal edges Blanks (13) for the production of hinge-lid packs (10) with rounded longitudinal edges (11, 12) are pre-shaped in the region of the longitudinal edges (11, 12). For this purpose, a shaping station (17) is provided, which has two shaping devices (28, 29) w...	09/24/1996
5217425	Split-nip squaring apparatus An apparatus for squaring folded corrugated paperboard boxes and the like includes a frame, an upper drive assembly and a lower roll assembly. The upper drive assembly and lower roll assembly define a split-nip. The upper drive assembly includes a pair of...	06/08/1993
5194065	Carton squaring mechanism A carton squaring mechanism in a carrier for effectuating and maintaining a four-sided side-seamed open-topped carton in a squared configuration. The carrier includes a plurality of compartments, wherein adjacent compartments are separated by a pair of sp...	03/16/1993
5156585	Apparatus for opening envelopes First and second drive rollers and a slideway feed in an envelope to be opened. A third drive roller drives the body of the envelope in a direction parallel to the fold connecting the flap to the body of the envelope, the drive roller rolling over the fac...	10/20/1992
5147269	Method for manufacturing cartons and blanks therefor and apparatus for carrying out the method A method and apparatus for producing blanks to form into cartons, boxes or the like from a continuous sheet, the carton having a substantially tubular shaped part which, in cross-section, has three or more sides, the blank including continuous, sequential...	09/15/1992
5113638	Process and apparatus for producing (cigarette) packs In the production of packs made of (thin) cardboard such as cigarette packs, complex folding processes may cause problems when blank portions are moved to the proper pack position, especially when blank portions are "too long" for the folding process. To ...	05/19/1992
5054262	Automated corrugated box processing equipment A device for the releasing of tabs found on the diagonally facing corners of tab-locked corrugated cardboard boxes. The boxes are moved along a track whereupon they are deformed to enable a release means positioned along the track to slip between major fl...	10/08/1991
4925440	Apparatus for the winding of container jackets An apparatus for the making of container jackets from flat cardboard or plastic blanks. The blank is folded around a core by means of pivoted fingers which are moved toward the core while ends of the fingers are guided in guide passages to produce pivotin...	05/15/1990
4676046	Assembly for guiding wrap material from the rear of a baler to a bale-forming chamber inlet A bale wrapping mechanism for wrapping a large round bale with a wrap material such as plastic sheet material or net, is mounted to the rear of a bale discharge gate. Drive rolls are located rearwardly of the gate and are selectively drivable for dispensi...	06/30/1987
4495747	Method and apparatus for automatically preparing flexible, disposable packing containers In automatic preparation of flexible, disposable packing containers for materials such as eggs or fruits during intermittent transportation along a straight path of travel of each packing container, an opener cord is wound up and tied about the joint betw...	01/29/1985
4346881	Method of and means for handling paper sheets to be stacked Paper sheets are advanced seriatim between high speed upper and lower conveyor belts across a gap onto a slower speed multi-belt conveyor with which the upper high speed belts cooperate to form a sheet controlling tunnel. Static eliminating and sheet knoc...	08/31/1982
4280811	Bag dispenser Bags are dispensed from a stack of bags by locating the stack of bags on a dispensing surface and elastically pinching the stack of bags to the dispensing surface with an elastic compression means. The bags are thus capable of being removed from the stack...	07/28/1981
4106398	Method and apparatus for the transverse folding of a continuous tubular sleeve A method and apparatus for transversely folding a continuous tubular sleeve onto a mandrel are disclosed. The sleeve of thermoplastic material is fed onto a diametrically collapsible mandrel and folded into concentric layers from one end of the mandrel to...	08/15/1978
4034656	Apparatus for straightening cell-forming partitions in a carton An apparatus for straightening cell-forming partitions within a carton or the like is provided by a mandrel in a partition straightening station having cones disposed thereon which project towards the open top of the carton. The mandrel is moved towards t...	07/12/1977
3974749	Envelope flap separating and distending method and mechanism A flap separating mechanism and method for distending a flap from a body portion of an envelope. An envelope moving through a mail handling system may require its flap to be moistened and sealed. As a prelude to the moistening procedure, the flap of the e...	08/17/1976
3962958	Tube former with wear insert A tube former, comprising a body and a wear insert which jointly define a preformer surface over which an elongate sheet of packaging material is to be pulled towards an edge of the preformer surface which defines an aperture through which the sheet is to...	06/15/1976
3948150	Tube former A tube former, including a body defining a preformer surface over which an elongate sheet of packaging material is to be pulled towards an edge of the preformer surface which defines an aperture through which the sheet is to be drawn at an acute angle to ...	04/06/1976
3935800	Flap separating mechanism A flap separating mechanism and method for distending a flap from a body portion of an envelope. An envelope moving through a mail handling system may require its flap to be moistened and sealed. As a prelude to the moistening procedure, the flap of the e...	02/03/1976

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Class 493/465 - FLEXING