Abstract: A heat sealing tool for sealing a lidstock to a rigid polymeric container comprising a well and a flange with a curved upper sealing surface and a lower surface wherein the tool comprises a first plate adapted to contact the lower surface of the flange and a second plate adapted to press the lidstock against the sealing surface of the flange, wherein the second plate is curved with substantially the same curvature as the sealing surface of the flange.

Abstract: A press for laminating together a pair of foils has an upper die and a movable lower die, the foil extending. An actuating plate is movable toward and array from the stationary die. A spring is provided between the actuating plate and the movable die. A drive displaces the actuating plate and the movable die carried by the spring thereon toward and away from the stationary die for compressing the foils between the dies when the dies are spaced apart by a predetermined distance equal substantially to a thickness of the foils. A sensor detects movement of the movable die toward the actuating plate with compression of the spring on movement of the actuating plate toward the stationary die. When the sensor detects movement of the movable die when the dies are spaced apart by a distance greater than the predetermined distance the actuating plate is arrested.

Abstract: An apparatus and method for cutting and heat sealing separator materials enveloping individually shaped electrode is described. The electrodes can be cathodes, anodes or other active components for incorporation into batteries, capacitors, and other implantable medical devices.

Abstract: A disk labeling structure for dividing and labeling plural disks, which are strung up by a pillar, includes a fixing portion for mounting on the pillar, a labeling portion, and an extending portion for connecting the fixing portion and the labeling portion, wherein the fixing portion has a gap outwardly extended from the center thereof for accommodating the pillar, the fixing portion and the extending portion are formed to locate on a same plane and the labeling portion is perpendicular to the plane, and the direction of the gap is not parallel to the direction from the center of the fixing portion to the labeling portion.

Abstract: A sealing unit (8) for applying a plastic foil (7) to a planar substrate material (1) by means of heat and pressure using a sealing plate (11) with a heated active surface and a back plate (9) which is movable relative thereto. In accordance with the invention, sealed material from the sealing unit is provided to a die cutting unit (16) and preferably the sealing unit (8) is linked to the die cutting unit (16). The die cutting unit is provided with at least one die cutting knife (15) and a counter plate (21) for subsequently making die cuts (6) at selected locations in the planar substrate material (1) in the region of the applied plastic film (7).

Abstract: An electronic assembly includes a backplate, a substrate and a pressure sensitive adhesive (PSA). The backplate includes a cavity and the substrate includes a plurality of interconnected electrical components. The substrate is positioned within the cavity and a wall height of the cavity is greater than a combined thickness of the substrate and the adhesive, which bonds the substrate to the backplate.

Abstract: Respective pieces of the porous honeycomb segments (2) are stacked while interposing the adhesive layers between respective adhered surfaces (2a), and are bonded together by performing main pressurization (F1, F2) on the whole through the porous honeycomb segments (2) located on an outermost layer after stacking a predetermined number of pieces. Main pressurization force at this time is simultaneously applied to all the honeycomb segments (2) and does not act as a separating force against any of the honeycomb segments (2).

Abstract: The present invention includes a method and apparatus wherein webless zipper is provided with concave seal bridges. These concave seal bridges are complementary in shape to convex sealing bars. This captures or positions the seal bridges of the zipper profiles resulting in improved alignment of the profiles and improved performance of the manufacturing apparatus.

Abstract: An attaching apparatus (10) includes a guiding bracket (30), a pivot bracket (40), and a sliding bracket (50). The guiding bracket includes a supporting plate (312), and a first table (32) defining a first space (322). The pivot bracket includes a pivot device having a connecting plate (42) and a pivoting plate, the pivoting plate is pivotably connected to the connecting plate. The sliding bracket slidably engages with the guiding bracket. The first table is movably positioned on the supporting plate. The first table under the first space defines one or more suction holes. The pivoting plate includes a second table (430), and two locators (440, 450) movably positioned on the second table. The second table defines one or more suction holes (434). The attaching apparatus can be readily adjusted to attach LCD panels and polarizers of various different sizes.

Abstract: The present invention relates to a method of manufacturing a semiconductor substrate including the back grind step, the dicing step, the pick up step, and the die bonding step of the wafer; and to a semiconductor substrate jig used in such method. The object of the present invention is to mitigate the effect and to prevent damage caused by the lack of strength in thinned semiconductor substrates. A jig with an outer frame 21, and a rubber film 22 arranged within the outer frame 21 and having increasing and decreasing body size while deforming its shape by supplying air therein are provided. As the volume of the rubber film 22 increases, the wafer-fixing jig 20 deforms the rubber film and allows the tapes 2 and 6 arranged between the wafer 1 and the rubber film 22A to be pushed toward the wafer 1 gradually from the center outward. The attachment step, the back grind step, the tape reapplication step, the pick up step and the die bonding step are conducted using such wafer-fixing jig.

Abstract: A device forms a radial flange on a bottom opening of a conate member having a longitudinal axis. The device has a die for receiving the conate member with the bottom opening extending from an open end of the die, a seal-forming cone having at least two radially-extendable sections and being removably located in the open end of the die, inside the conate member, and a handle, axially movable in the cone to extend the movable sections.

Abstract: A film peeling device for peeling a film which has been stuck onto a film sticking face of a wafer including: a wafer sucking means for sucking the wafer so that the film sticking face of the wafer can become an upper face; a peeling tape feeding means for feeding a peeling tape onto the film of the film sticking face; a pushing means for pushing only one portion of the peeling tape against the film at an edge portion of the wafer so that the adhesive strength between the peeling tape and the film can be enhanced in the one portion of the peeling tape; and a peeling means for peeling the film from the film sticking face of the wafer by the peeling tape while the one portion of the peeling tape, the adhesive strength of which has been enhanced, is used as a peeling start portion.

Abstract: By providing projections extending outwardly from the base of a wet tamping face of a tamping labeler, which projections maintain at least a substantial portion of a label at a stand off from said base, the surface tension between the label and tamping face is reduced. This reduction in surface tension helps ensure that when a label is tamped against a product, it remains there. The tamping face may be provided with a regular, or irregular, pattern of projections, or with a texture that results in the projections.

Abstract: An aircraft stringer lay-up assembly is provided comprising a contoured curing block and a first mandrel element positioned thereon. The first mandrel assembly includes a first bar assembly having a plurality of rigidity reducing first slots formed along a first mandrel length. The plurality of rigidity reducing first slots protruding partially through a first mandrel depth of the first mandrel element to allow the first bar assembly to conform to the contoured curing block. A composite ply assembly is laid up onto the first mandrel element and cured while conformed to said contoured curing block such that a contoured composite stringer element is generated.

Abstract: Method and apparatus for welding two container walls of plastic film (1, 2) to a plastic tube (3) having a substantially circular cross section, wherein the plastic tube (3) is arranged between two parallelly arranged plastic films (1, 2). The two plastic films (1, 2) are made to extend along the outer surface of the plastic tube (3) and to abut each other along a joint face (7) between two welding jaws (5, 6) in an area (8) adjoining the plastic tube (3). The plastic films (1, 2) are welded by means of welding jaws (5, 6) to the outer face of the plastic tube (3) and welded together in the area (8) adjoining the plastic tube (3). The plastic tube (3) is deformed during welding by means of a compressive force applied by the welding jaws (5, (5) to provide the outer surface of the plastic tube (3) with a substantially plane portion (9) extending on both sides of the joint face (7) and substantially perpendicular thereto.

Abstract: A tool for gripping, clamping or holding an object, wherein the tool has a handle portion, a linkage portion and a working portion, and wherein the working portion includes two workpiece contacting surfaces, at least one of the surfaces shaped to generally conform to at least a portion of the outer surface of a workpiece to be clamped, gripped or held. In some embodiments, at least one of the workpiece contacting surfaces is adapted to provide a treatment to a workpiece being clamped, gripped or held.

Abstract: The reinforcement combining apparatus includes: a stage having a pressing surface; and a tool having a pressing surface opposite to the pressing surface of the stage, wherein the stage and the tool sandwich and press a flexible wiring substrate and a reinforcement, thereby combining the reinforcement with the flexible wiring substrate. A heat conduction rubber having elasticity which allows the heat conduction rubber to transform at an arbitrary area is provided as a part of the pressing surface of the tool, and the tool exerts pressure to the flexible wiring substrate via the heat conduction rubber. Thus, it is possible to bond the reinforcement to the flexible wiring with them uniformly appressed to each other.

Abstract: The present invention is directed to a welding tip for welding polymeric materials such as containers. The welding tip includes a cylindrical body. The cylindrical body defines a central bore and includes a perimeter around the bore. The perimeter includes one or more knurls. The knurls provide the welding tip with varying temperatures and pressure points to create a more desirable weld.

Abstract: The invention provides a pick and place assembly for transferring a film of material. The assembly comprises a collet having a substantially convex contact surface for contacting the film, the collet including a vacuum suction device operative to generate a force to hold the film. The film may comprise a thermoplastic adhesive tape or B-stage thermoset epoxy coated film.

Abstract: Crimped seals that are formed in overlapping portions of a packaging material are tested for quality. Initially, the packaging material is installed on first and second clamps. A portion of the packaging material is then extended between first and second crimpers. The first and second crimpers are moved into engagement with the portion of the packaging material to form a crimped seal. During this engagement, the amount of force that is exerted on the portion of the packaging material by the first and second crimpers to form the crimped seal is measured. Then, the first and second clamps are moved to pull apart the crimped seal. The amount of force that is exerted by the first and second clamps to pull apart the crimped seal is also measured. An apparatus for testing the quality of such crimped seals is also provided.

Abstract: A mounting device and a method thereof for preventing a pellet from cracking or chipping when the pellet is mounted. A mounting device comprises a first head for mounting a second pellet on a first pellet already mounted and temporarily pressure-bonding the second pellet thereto by applying a first load and a second head for pressure-bonding the second pellet, which has been temporarily pressure-bonded by the first head, to the first pellet by applying a second load higher than the first load. The second head includes a protective sheet which is moved so that the unused portion is set with respect to each pellet, a ball which is supported rollably in arbitrary directions and in contact with the second pellet through the protective sheet, a spring for applying an elastic force in the direction of the protective sheet and applying the second load to the second pellet through the protective sheet, and a drive for rolling the ball on the protective sheet in contact with the second pellet.

Abstract: A method and system for manufacturing a consolidated cellulosic article having first and second surfaces of a desired contour, a uniform density and variable caliper and basis weight are disclosed. The method and system employ a primary press having first and second similarly contoured platens to consolidate a mat of cellulosic material and a binding agent to a softboard having first level of density with first and second opposed sides of similar contour. A removal tool is then employed to remove cellulosic material from one or both of the first and second sides in a planar fashion. The resulting mat is then compressed a second time by a secondary press having first and second platens corresponding in shape to a higher density level while maintaining a substantially uniform caliper and basis weight.

Abstract: A thermoforming apparatus for forming sheets of sheet plastic onto a substrate in which a retractable substrate heater is able to be positioned over a substrate loaded into the press and energized while a plastic sheet is being heated in an oven included in the thermoformer apparatus. The plastic sheets are cut from a strip pulled from a roll of sheet material, the roll supported for side to side movement and driven by a servomotor responsive to error signals generated by a strip edge sensor to compensate for wandering of a strip edge to thereby insure accurate location of plastic sheets cut from the unwound strip.

Abstract: An integration device for a compact disk has a reversing element and an elevator. The reversing element has a first engine, an arm and a first seat, whereby the arm is rotated reversely in turn. The elevator has a second seat, a base, a second suction disk and a second engine. A shaft mounted in a center of the second suction disk and inserted into the hole, whereby the second suction disk is driven to rotate or lift. Hence, the first base is raised exactly facing the second base so that the first base can be directly adjacent to the second base face to face thereby avoiding generating bubbles to enable glue to distribute evenly and result in the compact disk with an even thickness.

Abstract: Disclosed is a sealing apparatus wherein, as a drum (5) and a rotary base (6) are rotated together, a follower (10a) of a rocking support member (9) rockably provided on the outer periphery of the rotary base (6) is guided along a cam groove (15c) of a cam member (15) to drive the rocking support member (9) to rock. When the rotary drum (5) reaches a predetermined rotational position, an anvil (14) supported by the rocking support member (9) is urged onto a horn (8), and then, when it reaches another rotational position, the anvil (14) is moved away from the horn (8). Since the anvil (14) is driven by the rocking motion of the rocking support member (9), entire operation becomes quite simple, and a continuous soft work can be certainly clamped between the horn (8) and the anvil (14).

Abstract: An inflator/sealer machine useful for inflating and sealing an inflatable cushion having a resistance wire that extends across the inlet of the inflatable cushion. The machine includes an inflation tube, a seal bar, and an anvil. The inflation tube is connected to a source of inflation fluid and has an outlet that is larger than the inflation aperture of the inflatable cushion. The inflation tube and anvil are adjustable between a tube/anvil engaged position and a tube/anvil disengaged position. In the tube/anvil engaged position, the inflation tube outlet opposes the anvil and can engage the inflation aperture of the inflatable cushion between the inflation tube and the anvil to inflate the cushion. The seal bar and the anvil are adjustable between a bar/anvil engaged position and a bar/anvil disengaged position. In the bar/anvil engaged position, the anvil opposes the seal bar to compress the inlet heat seal zone of the inflatable cushion between the anvil and the seal bar.

Abstract: A device for transferring film coating to a substrate with a carrier tape, the device having an applicator foot with at least one recess on the side facing the substrate during application of the coating to substrate.

Abstract: In order to be able to realize complicated jaw movements in a device for welding of a foil tube, comprising two welding jaws, which can be moved opposingly and clamp the foil tube between one another, whereby a linear motor is provided as the jaw drive, it is suggested that the gearing houses a cam plate connected to a movable part of the linear drive, that the cam plate has two separate curves, and that each one cam connected to a jaw carrier is guided along a curve.

Abstract: A method and an apparatus for sealing a split-flange zipper tape in a center fold of a web of bag making film without sealing or tacking the two sides of the split zipper web together.

Abstract: The invention relates to a device for vacuum-pressing of disk-shaped substrates, in particular DVD substrates into a finished DVD, wherein the device has a vacuum chamber with two substrate holders and an intermediate element that can be displaced inside the vacuum chamber; and wherein the intermediate element divides the vacuum chamber into a first low-pressure chamber and a second chamber that can be alternatingly connected to vacuum or to an overpressure, which makes the device particularly suited for use with a hot-melt thermoplastic adhesive.

Abstract: A tubular filter element and a device for producing the same for filtering fluids includes a filter mate. The facing ends of the filter mat are fixed in position by a connecting device which at least partially overlaps the filter mat.

Abstract: An apparatus having several stations that receive, apply adhesive to, crowd, press and cure the wood pieces into a continuous wood panel. A singulation station engages an individual one of the wood pieces oriented in a cross-machine direction from an infeed station, presents the wood piece to an adhesive station for adhesive application and releases the wood piece for crowding at a crowding station into a batch of the wood pieces. A press station downwardly presses the batch with an upper platen and presses the batch in a downstream direction onto the continuous wood panel with a clamping device. A radio frequency device applies radio waves to cure the adhesive between the wood pieces of the batch so as to adhere the wood pieces together and so as to adhere the batch to the continuous wood panel. A cutting station cuts individual wood panels from the continuous wood panel.

Abstract: A thermo-welding device used for a thermoplastic resin molded goods is provided to drastically reduce cooling time and increase productivity. The device is used with a welding boss (5a) formed on the molded goods (5) made of thermoplastic resin inserted into a fixing hole 6a formed on the fixed object (6). A tip section of the welding boss (5a) projecting out from the fixing hole 6a is heated and fused to form an extended portion (5c) outside the fixed object (6) to apply to the welding boss (5a) of a molded good (5) in the thermo-welding device used for fixing the fixed object (6) to the molded good. In a portion of the periphery of a heating element having in a tip section thereof an applying side 21 to heat and fuse the welding boss 5a, a slit 23 is provided to exhaust air after the air cools the inside of the heating element 20.

Abstract: A boot provides a water-tight seal around a protrusion on a roof. A top portion thereof surrounds a predetermined portion of the protrusion. A bottom end thereof has a bottom opening and a horizontally flat bottom edge. The top portion may form the boot alone or in combination with a base portion that is connected to the bottom edge. The top portion extends substantially vertically when the base portion resides on the roof. The boot may be open to allow installation on existing protrusions. A top end of the top portion may have a slit running vertically down a predetermined distance thereof to allow the top opening to be adjusted around the protrusion. The boot is installed by placing the bottom opening over the protrusion with the base portion substantially flat on the roof. The top opening is pulled into a fit and sealed around the protrusion.

Abstract: A bonding system is provided that bonds a heat sink to a printed circuit assembly. The bonding system includes an adhesive applicator that is configured to hold an adhesive layer, and a heat sink holder that is configured to hold a heat sink while the adhesive applicator applies the adhesive layer to the heat sink.

Abstract: A sealing assembly (10) for sealing flexible packaging materials comprising: a sealing mechanism for sealing the packaging material; and a spreading mechanism for spreading the packaging material to be sealed prior to sealing, the spreading mechanism including at least two pair of opposed spreading members (15a, 15b), each pair having opposing converging contact edges (17a, 17b) which engage either side of the packaging material during spreading; wherein the spreading members are mounted for relative movement between a first open orientation and a second closed orientation such that, as the spreading members travel from said first to said second orientation, the contact edges initially contact the packaging material at convergent ends of the contact edges and then proceed to contact the packaging material along the length of the contact edges to divergent ends thereof, and wherein subsequently or simultaneously the spreading members engage the packaging material between the contact edges and travel transverse

Abstract: A substrate processing apparatus includes a frame, first and second supply rolls and a substrate processing assembly including a resiliently deformable structure configured to apply pressure to the first and second supply rolls to perform a substrate processing operation. A method for processing a substrate includes providing first and second supply rolls rotatably mounted to the substrate processing apparatus, wherein at least one of the first and second supply rolls has pressure-sensitive adhesive provided thereon. The selected substrate is enabled to be fed in a substrate receiving opening with the first and the second substrates positioned on opposing sides thereof. The first and second substrates are advanced through the substrate receiving opening. A resiliently deformable structure deforms to apply pressure to the selected substrate and the first and second substrates as they are advanced through the substrate receiving opening, thereby bonding the adhesive to the selected substrate.

Abstract: A method of manufacturing a contoured, consolidated cellulosic article, with variable basis weight, is disclosed. The method employs a former to create a mat having a substantially uniform thickness which is pre-pressed to retain its shape. The pre-pressed mat is then machined along at least one surface to result in a desirable contour. The contoured mat is then consolidated within a secondary press. The secondary press preferably includes platens shaped complimentarily to the surfaces of the mat.

Abstract: To provide a heat-sealing apparatus capable of achieving an excellent heat-sealing wherein no generation of defective sealing is found even when heat-sealing under severe conditions with a fluid, such as when filling/packing a vegetable juice abundant in water-insoluble vegetable fiber, without providing a ridge on the action face of a high-frequency coil.

Abstract: There is provided a pressure bonding system for applying pressure onto at least one tile of a workpiece. This system comprises upper and lower gripper members each having first and second gripper ends. The second gripper ends are connected to each other. The first gripper ends are movable relative to each other to receive the workpiece therebetween. Moreover, an upper pressure applicator assembly is slidably engaged to the upper gripper member. The upper pressure applicator assembly is slidable along the upper gripper member between the first and second ends along a length of the workpiece. The workpiece is placed between the upper and lower gripper members with an edge thereof being adjacent the second gripper ends. The upper pressure applicator applies pressure to the tile(s) upon relative movement of the first ends towards the workpiece to a position adjacent the tile(s).

Abstract: A method, a laminator (10), and a belt, for creating a pre-press proof (200) with a thermal mark (190) which comprises laminating a pre-laminate sheet (240) consisting of a first thermoplastic layer, and a first support layer (150) to a receiver stock (160); removing the first support layer (150) forming a pre-laminated receiver stock (350); creating an imaged receiver sheet (140) with a second print layer (308) and a second support layer (170); laminating the imaged receiver sheet (140) with the pre-laminated receiver stock (350) using an embossing belt (110) with an embossing mark 115; and removing the second support layer (170) creating a pre-press proof with a thermal mark (230).

Abstract: A polishing pad installation tool comprised of a base portion and at least one compressible layer in operative connection with the base portion. The compressible layer includes a plurality of apertures through an upper surface of the compressible layer. The tool further includes a plurality of parallel pins extending outwardly from the base portion through the apertures of the compressible layer. Each of the pins includes a collar portion in surrounding relation about each pin. When the compressible layer is in an uncompressed condition, the collar portions are beneath the upper surface of the compressible layer. The pins are positioned on the base portion in a pattern which corresponds to the holes in the polishing platen. The pins have diameters which are smaller than the diameters of the holes in a polishing pad. The collars have diameters larger than the diameters of the holes in the polishing pad.

Abstract: A sheet member impression structure formed of a rod member and two sheet member impression devices is disclosed in which each sheet member impression device includes a casing slidably mounted on the rod member, an adjustment unit mounted inside the casing and partially extended out of the casing for operation by the user to adjust the position of the casing on the rod member, and a press member supported on the bottom side of a spring member inside the casing and forced by the spring member to press on a pressure board keeping a transferring sheet member smooth.

Abstract: An appliance for sealing elastic hoses with a sleeve, which is plastically deformable and slipped onto the hose, has two jaws which are movable towards and away from each other. One jaw has two straight bars which project towards the other jaw and extend transversely of the sleeve to make two transverse indentations in the sleeve and the hose when the jaws are moving towards each other. The same jaw has a cutting edge which projects towards the other jaw and is directed transversely of the sleeve, the cutting edge making a substantially transverse cutting indication in the sleeve and the hose when the jaws are moving towards each other.

Abstract: A method of manufacturing a magnetic stamper/imprinter for use in patterning of magnetic recording media by means of a contact printing process, comprising sequential steps of: (a) providing a stamper/imprinter comprising a body of a magnetic material having an imprinting surface including a topographical pattern corresponding to a pattern to be formed in the surface of a magnetic or magneto-optical (MO) recording medium and comprising a patterned plurality of spaced-apart recesses with a plurality of non-recessed areas therebetween, said imprinting surface including a plurality of defects comprising surface blemishes and stains, magnetic particles, and non-magnetic particles; (b) initially removing the surface blemishes, stains, and magnetic particles; and (c) then removing or rendering the non-magnetic particles benign to the contact printing process.

Abstract: A method of embossing a sheet material includes: heating at least a portion of the sheet directly or indirectly with radiant energy from a radiant energy source; pressing a tool against the heated portion of the sheet, thereby patterning a surface of the sheet; and separating the sheet and the tool. The radiant energy may travel through a solid material that is relatively transparent to radiation, on its way to being absorbed by a relatively-absorptive material. The relatively-transparent material may be an unheated portion of the sheet, and the relatively-absorptive material may be either the tool or the heated portion of the sheet. Alternatively, the relatively-transparent material may be the tool, and the relatively-absorptive material may be all or part of the sheet. The method may be performed as one or more roll-to-roll operations.

Abstract: A sheet-affixing device for affixing a pressure sensitive adhesive-sheet onto a wheel is provided. The sheet-affixing device comprises an absorption plate member, an alignment shaft member, and a pressing member. The absorption plate member is formed in a ring-shape. The exterior diameter of the absorption plate member is smaller than the diameter of a rim. On the bottom surface of the absorption plate member there are provided a plurality of suction perforations. The alignment shaft member is fitted into the hub so that the center of the absorption plate member and the center of the wheel are aligned. The pressing member is used for pressing a peripheral part of the pressure sensitive adhesive-sheet against the rim so that the peripheral part is affixed to the rim. Further, the pressing member is movable relative to the absorption plate member along the axial direction of the ring-shaped absorption plate member.

Abstract: An anvil assembly having a housing and two rotatable inserts with flat upper surfaces against which the heated shoes of a package sealing machine may press a covering sheet onto a plastic package tape. The inserts have a limited range of rotation so that they automatically align themselves to be parallel to the heated shoes when they are contacted thereby. This rotatable insert feature obviates the need for precise, laborious alignment efforts. Alternatively, a pair of rotatable blades are pivotally attached to the shoes and act against a fixed anvil surface, thereby automatically aligning themselves to be parallel to the anvil surface.

Abstract: An apparatus is provided for joining together substrates, which have an inner hole, to form a substrate disk. An expandable element is introducible into the inner hole of at least two superimposed substrates. The element is expandable to such an extent that it can come into contact with the inner holes of both of the substrates to close off an intermediate space formed between the substrates relative to the environment. A substrate support is rotatable about an axis of rotation perpendicular to a support surface thereof. A centering device is rotatably coupled with the substrate support and is movable relative thereto in the direction of the axis of rotation. The expandable element is disposed, and is compressible, between the substrate support and the centering device.

Abstract: A crimper assembly forms end seals in overlapping portions of the sheet of packaging material after being folded about an article. The crimper assembly includes a crimper including a base, an insert that is formed from a resilient material, and a support plate that is formed from a rigid material. The insert has a surface that is adapted to engage and seal overlapping layers of a packaging material. The insert is disposed between the base and the support plate. The support plate is secured to the body to retain and support the insert thereon. The insert and the support plate may be formed as separate pieces or may be secured together as a single piece. To prevent excessive compression of the insert, the insert can have an aperture formed therethrough, and the support plate can have a protrusion formed thereon that extends through the aperture into abutment with the base.