Class 34/646 - Edge holding means

Subclass of Class 34 - Drying and gas or vapor contact with solids
Definition: Subject matter including means to grasp the material by
No. of patents: 37
Last issue date: 01/22/2008

Number	Title	Issue Date
7320187	Device for blowing a fluid on at least a surface of a thin element and associated blowing unit The invention relates to a device for blowing a fluid onto at least one face of a thin element of the band type, comprising, within a containment (2) having a horizontal longitudinal axis (XX′) corresponding to the axis of travel of the band, at least one r...	01/22/2008
7131217	Apparatus and method for drying semiconductor wafers using IPA vapor drying method An apparatus for drying semiconductor wafers includes a bath for receiving semiconductor wafers and for holding a fluid, a chamber for providing an area where vapor is flowable over the bath, a supply pipeline for supplying vapor to the chamber, a vapor discharging ...	11/07/2006
7062864	Device for blowing a fluid on at least a surface of a thin element and associated blowing unit The invention relates to a device for blowing a fluid onto at least one face of a thin element of the band type, comprising, within a containment (2) having a horizontal longitudinal axis (XX′) corresponding to the axis of travel of the band, at least one r...	06/20/2006
6490811	Apparatus for controlling shrinkage in a fiber web during a drying process and associated method A drying section for drying and controlling shrinkage of a moist fiber web in a paper making machine is provided, the web having a predetermined width and opposed transverse ends. Such a drying section comprises a plurality of drying section members confi...	12/10/2002
6289607	Flotation dryer unit and method of use A method and flotation dryer unit effects drying of a web such as a coated paper web. The flotation dryer unit advantageously includes several nozzle boxes extending across the web for feeding drying air toward the web to be dried, a distribution chamber ...	09/18/2001
5996246	Edge seal for vacuum preheater Flexible edge sealing membranes cooperate with the heating surface of a vacuum preheater and a web moving over the surface (1) to minimize air loss in the portions of the heating surface not covered by the web, (2) to prevent differential heating of the e...	12/07/1999
5946819	Continuous textile web dryer Tenter driers are frequently used for drying textile webs whose edges have an increased weight per unit area or have been treated with glue. It is extremely difficult to dry the edges to the same degree of residual humidity as the remainder of the web. In...	09/07/1999
5943747	Drying and shrinking of textile webs using a tentering frame equipped with guide belts and hot air nozzles An apparatus for continuous drying and shrinking of textile knitted or woven good incorporates at least one drying station that includes several oppositely disposed and oppositely hot-air nozzles which are offset relative to each other and directed into a...	08/31/1999
5926973	Vacuum assisted beltless holddown for double backer An essentially non-contact holddown system for a corrugator double backer utilizes vacuum pressure through the lower heating section which supports the double face corrugated web. Continuous edge sealing membranes overlie the edges of the web and form, wi...	07/27/1999
5836084	Stencil dryer An automated stencil dryer includes a holder mechanism for holding a stencil, a discharge mechanism for discharging air against a stencil positioned in the holder, and a driver mechanism operatively coupled to the discharge mechanism for automatically mov...	11/17/1998
5829159	Paper machine frame installation The dryer section of a paper-making machine is fabricated as a number of subsections arranged end-to-end throughout the length, the subsections each including a pair of prefabricated large vertical side frames which provide support for the dryer cans, fel...	11/03/1998
5699625	Apparatus for draining liquid drops from tentering oven An apparatus for draining liquid drops from a tentering oven is described, which comprises a plurality of plenum ducts for heating and cooling a film and a tenter for stretching the film. The tentering oven has at least two partition walls between the hea...	12/23/1997
5636454	Tentering oven for stretching film as it conveys through an airstream directed at its top and bottom surface A tentering oven comprises a heating furnace and a tenter. The heating furnace has multiple plenum ducts juxtaposed above and below a film in a direction perpendicular to the flow of the film for blowing hot air to heat the film. The tenter stretches the ...	06/10/1997
5600897	Mixed dryer section including single-tier and double-tier drying groups with automatic ropeless threading In the initial region of the dryer section at least one of the dryer groups (23) is developed as a single-felt dryer group in which a single endless felt (F) and the web (9) travel alternately over cylinders (73) and guide suction rolls (73'). In the fina...	02/11/1997
5581908	Device for drawing in material webs through a drier with a guide that can be closed-off Arrangements are described which allow a printing stock web to be reliably drawn through a drier. A draw-in member which grasps the tip of a printing stock web has a power transmission, e.g. a roller chain, which runs in a guide. Plates or blowing boxes w...	12/10/1996
5504271	Oven An oven for curing coating material applied to metal sheets (15) has a heating section (17), a cooling section (18) and an incinerator (19) for burning fumes from the coating material. The oven also as a conveyor for carrying sheets through it. The oven i...	04/02/1996
5419021	Telescoping slot nozzle Telescoping slot nozzles for use with a rail assembly are disclosed. Each nozzle includes a fixed portion and at least one telescoping portion slidably guided in the fixed portion. Metal-to-metal contact in the nozzle is avoided, thereby allowing the nozz...	05/30/1995
5333771	Web threader having an endless belt formed from a thin metal strip A web threader assembly comprises at least one flexible stainless steel belt to which the leading edge of a web can be detachably affixed. The belt is conveyed through a web path extending through the dryer or other machine in which the web travels, is gu...	08/02/1994
5287637	Apparatus to dry/heat treat continuous web stock of film An apparatus for the constrained drying and/or heat treating of a continuous or roll of, web stock of film. This apparatus includes a mechanism which grasps a film by its edges and moves said film through a drying zone, with said mechanism holding said fi...	02/22/1994
5249373	Web threading system A web threading system for threading a web through a dryer and an optional chill roll stand. The web attaches to a lock up roll threading bar. A lock up roll threading bar is carried between a pair of parallel dryer chains to lead and thread the web throu...	10/05/1993
5203094	Textile drying machine having pass-through intake conduit for one drying fluid distribution means A textile drying machine includes upper and lower distribution housings for applying streams of drying fluid to a traveling web of textile material from above and below the traveling web. The pair of distribution housings are each mounted to the floor on ...	04/20/1993
5129163	Multistage tenter In a multistage tenter with the right and left clip chains for conveying a belt-shaped film in a drying unit, a tensing mechanism operates to slide the supports of a pair of right and left sprockets engaged with the clip chains to tension the latter simul...	07/14/1992
4817299	Convection heat treating apparatus for thermal treatment of a traveling substrate Convection heat treating apparatus for thermal treatment of a traveling substrate that maintains the temperature of the treatment gas so as to eliminate formation of streaks in the substrate without overheating the interior walls of the machine. A pivotal...	04/04/1989
4815181	Tentering chain track for tentering clamps travelling in a closed-loop in a tentering frame In a film stretching machine having tentering chains travelling in an endless loop, the forward advance tracks of the tentering chains are laterally adjustably arranged within the machine housing for adjusting to fit different material web widths and for ...	03/28/1989
4774770	Film stretching apparatus with several consecutive processing zones or units A film stretching machine with tentering hook chain tracks extending through several consecutive processing zones is constructed of preassembled standardized exchangeable structural groups permitting a modular type of construction. These structural groups...	10/04/1988
4726124	Textile machine having continuous convective heat treatment A textile machine for continuously convectively heat treating a textile fabric web with ambient air, includes a loop for ambient air, a blower in the loop forcing the ambient air through the loop, an intake chamber upstream of the blower in the loop, a he...	02/23/1988
4694526	Apparatus for heat treatment of a textile web An apparatus for the treatment of a textile web supported on a tenter by contact with a heated treatment medium is disclosed. The apparatus includes a nozzle box or boxes having openings directed toward a fabric web to be treated. A by-pass opening is pro...	09/22/1987
4693405	Threading belt for pulp floater dryers A threading belt (A) extends around a plurality of pulleys and guide rollers (B). A loading station (C) is disposed along a linear run of the threading belt for inserting a web between hingedly connected gripping portions (16, 18) of the threading belt. T...	09/15/1987
4680873	Method for controlling shrinkage and/or stretching of a paper web in the drying section of paper machine, in the form of a cylinder drier and/or fan dryer, transversely to the feed direction of the web and arrangements for carrying out the method The present invention relates to an arrangement and a method for controlling or regulating shrinkage and/or stretching of a paper web transversely to the transport direction thereof in a drying section of a paper machine, this drying section having the fo...	07/21/1987
4594796	Lint filtering device of a convection drying and/or fixing machine A convection drying and/or fixing machine having an interior chamber, includes a lint filtering device disposed in the chamber for treating a textile fabric web, including a component for drying and/or fixing the fabric web, means for circulating air in a...	06/17/1986
4200994	Drying apparatus Apparatus for drying tufted carpets having stenter chains for advancing the carpet of which one only is laterally adjustable, means for blowing hot air onto opposite sides of the carpet through longitudinal slots in tubes extending transversely to the car...	05/06/1980
4145819	Apparatus for the drying of lengths of textile material An apparatus for the drying of lengths of textile material impregnated with a disperse dye or synthetic resin dispersion, which includes a preparatory drying section wherein the length of textile material is conducted in a contact-free manner and is subje...	03/27/1979
4137649	Apparatus for the heat treatment of textiles An apparatus for the heat treatment of textile material comprises a plurality of nozzle boxes extending across the operating width at least on one side of the length of material. The nozzle boxes are fed from a front face and have openings discharging in ...	02/06/1979
4104769	Apparatus for stretching film An apparatus for stretching polymeric film is disclosed wherein a heating unit is located slightly above and between the parallel tracks of a tenter frame and wherein the heating unit includes an air duct with an air entrance opening and a series of apert...	08/08/1978
4000035	Machine for drying webs, including suction and heat-contact cylinders A paper-making machine has a plurality of drying cylinders for removing moisture from a wet web. The drying cylinders are arranged so that some of them are located in an upper plane and are hollow and have their interior connected to a source of suction, ...	12/28/1976
3995457	Continuous padding type dyeing machine A continuous padding type dyeing machine particularly suitable for handling elastic fabrics, the machine including a padding bath with at least a pair of main and auxiliary padding rollers and a dryer having a pair of spaced endless conveyors means provid...	12/07/1976
3971235	High production steamer The disclosure relates to an apparatus for steam processing tubular knitted fabric, as in a spreading or calendering operation. The steamer apparatus of the invention is characterized by its ability effectively to impart steam to the fabric at much higher...	07/27/1976

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Class 34/646 - Edge holding means