JP2540117B2 - 包装機 - Google Patents

包装機

Info

Publication number
JP2540117B2
JP2540117B2 JP2204615A JP20461590A JP2540117B2 JP 2540117 B2 JP2540117 B2 JP 2540117B2 JP 2204615 A JP2204615 A JP 2204615A JP 20461590 A JP20461590 A JP 20461590A JP 2540117 B2 JP2540117 B2 JP 2540117B2
Authority
JP
Japan
Prior art keywords
packaging machine
pair
arm members
packaging material
sealing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP2204615A
Other languages
English (en)
Other versions
JPH0487931A (ja
Inventor
雅夫 福田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP2204615A priority Critical patent/JP2540117B2/ja
Priority to DE69105248T priority patent/DE69105248T2/de
Priority to EP91306910A priority patent/EP0469819B1/en
Publication of JPH0487931A publication Critical patent/JPH0487931A/ja
Priority to US08/032,566 priority patent/US5279098A/en
Application granted granted Critical
Publication of JP2540117B2 publication Critical patent/JP2540117B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/02—Driving gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/737—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the state of the material of the parts to be joined
    • B29C66/7373—Joining soiled or oxidised materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81415—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
    • B29C66/81419—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled and flat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81431—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single cavity, e.g. a groove
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/816—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8167—Quick change joining tools or surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8221—Scissor or lever mechanisms, i.e. involving a pivot point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8222—Pinion or rack mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8223—Worm or spindle mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8225—Crank mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/822—Transmission mechanisms
    • B29C66/8226—Cam mechanisms; Wedges; Eccentric mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/824—Actuating mechanisms
    • B29C66/8242—Pneumatic or hydraulic drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/824—Actuating mechanisms
    • B29C66/8246—Servomechanisms, e.g. servomotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
    • B29C66/8351—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws
    • B29C66/83541—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws flying jaws, e.g. jaws mounted on crank mechanisms or following a hand over hand movement
    • B29C66/83543—Jaws mounted on rollers, cylinders, drums, bands, belts or chains; Flying jaws flying jaws, e.g. jaws mounted on crank mechanisms or following a hand over hand movement cooperating flying jaws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/841—Machines or tools adaptable for making articles of different dimensions or shapes or for making joints of different dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/849—Packaging machines
    • B29C66/8491—Packaging machines welding through a filled container, e.g. tube or bag
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/924—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/9241—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power
    • B29C66/92441—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power the pressure, the force or the mechanical power being non-constant over time
    • B29C66/92443—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power the pressure, the force or the mechanical power being non-constant over time following a pressure-time profile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/924—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/9261—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the displacement of the joining tools
    • B29C66/92611—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the displacement of the joining tools by controlling or regulating the gap between the joining tools
    • B29C66/92615—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the displacement of the joining tools by controlling or regulating the gap between the joining tools the gap being non-constant over time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
    • B65B51/30—Devices, e.g. jaws, for applying pressure and heat, e.g. for subdividing filled tubes
    • B65B51/306—Counter-rotating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/207—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles the web advancing continuously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
    • B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
    • B29C65/787—In-line machines, i.e. feeding, joining and discharging are in one production line using conveyor belts or conveyor chains
    • B29C65/7873—In-line machines, i.e. feeding, joining and discharging are in one production line using conveyor belts or conveyor chains using cooperating conveyor belts or cooperating conveyor chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
    • B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/49—Internally supporting the, e.g. tubular, article during joining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
    • B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
    • B29C66/83421—Roller, cylinder or drum types; Band or belt types; Ball types band or belt types
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/922—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by measuring the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/9221—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by measuring the pressure, the force, the mechanical power or the displacement of the joining tools by measuring the pressure, the force or the mechanical power

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Package Closures (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は縦型ピロー包装機に用いられる横熱封止部材
の駆動装置に関する。
（従来技術） 包装帯材を充填筒の成形肩の部分で筒状に成形して重
ね合った縦の線を溶着するとともに、筒状に形成された
この包装材の引出し過程において充填筒の出口端下方に
配設した一対の横熱封止部材により底部継目を形成して
ゆく縦型ピロー包装機は、包装材の成形と包装材内への
充填とを連続的に行うことができる点で作業性に優れた
装置とされている。
特に特開昭62−235006号公報に開示された装置は、こ
の種の包装機において底部継目を形成する横熱封止部材
を包装材の引出し方向に直線的に走行させながら全加熱
面を包装材に接触させるようにしたものであって、熱封
サイクルを短縮した場合においても熱封に必要な十分な
時間をとることができる上で優れている。
しかしながらこの装置は、横熱封止部材を直線的に走
行させる手段として、回転体の先端に保持した熱封止部
材をＤ字形の案内溝により誘導する構造を採っているた
め、熱封サイクルを短縮すべく回転体の回転速度を高め
た場合には、これに伴って増大する慣性力により、特に
案内溝の変曲点部分で熱封止部材に無理な力が加わって
正確な追従動作を行わせ得なくなるといった不都合が発
生し、さらには、案内部分によって熱封止部材の軌跡が
決められてしまうため、充填物の如何によっては必要と
される筒形包装材に対するしごき動作や、熱封止要処理
時間を決定する直線走行長さの変更調節等が行い得ない
といった問題を有している。
（発明が解決しようとする課題） 本発明はこのような問題に鑑みてなされたもので、そ
の目的とするところは、包装材自体あるいは充填物の如
何に対応させて横熱封止部材を適切に導くことのできる
新たな装置を提供することにある。
（課題を解決するための手段） すなわち、本願発明はかかる課題を達成するための包
装機として、封止方向に向けて横熱封止部材を保持し、
かつ包装材の移動経路を挟むようにして充填筒の下流側
に旋回自在に、かつ互いに離間接近自在に対向配設され
た一対の腕部材と、これらの一対の腕部材を包装材の移
送方向に向けて互いに内向きに旋回運動させる旋回駆動
手段と、この旋回運動と同期して横熱封止領域で横熱封
止部材に包装材の移送経路に沿う直線運動を行わすべく
一対の腕部材を離間接近させる直線方向駆動手段と、に
よって構成したものである。
（作用） このように構成したことにより旋回駆動手段によって
一対の腕部材を旋回動させ、同時に、これと同期する直
線方向駆動手段によって一対の腕部材を離間接近させる
ことにより、各腕部材の先端に設けた横熱封止部材に、
包材の移送経路に沿う直線運動を無理なく行わせるよう
にしたものである。
（実施例） そこで、以下に図示した実施例について説明する。
第１図は本発明の一実施例をなす横熱封止部材の駆動
機構を一方のみ示したものである。
図において符号１は横熱封止部材つまり横シールジョ
ーを包装材に沿わせて直線運動させるためのカムで、こ
のカム１は駆動軸２とともに一体的に回転するようその
軸端に固定されている。３は軸間距離を変えても回転角
のずれや伝達トルクの変動を生じさせることなく駆動軸
の回転を被動軸に伝達することのできる周知のシュミッ
トカップリングで、このシュミットカップリング３は、
図示しないリンクに結合された３枚の円板3a、3b、3cに
よって構成され、その第１の円板3aは駆動軸２に結合
し、第３の円板3cは後述するシールジョー旋回軸５に結
合されている。
一方上記したシールジョー旋回軸５には、案内軌面
６、６上をスライドするブラケット７が軸受を介して取
付けられ、その他側面に軸受したカムフォロワ８は上記
したカム１の周面上を転動して、スーリジョー旋回軸５
を包装材Ｗの搬送経路に対して接近離間させるように構
成されている。他方、このシールジョー旋回軸５には旋
回アーム10が一体的に取付けられ、またこのアーム10の
先端に軸支した遊星歯車12はアイドラ13を介してブラケ
ット７上に固定した同径の固定歯車14と噛合って、遊星
歯車12に固定したシールジョー16の加熱面16aを常に包
装材Ｗに向けて水平に旋回動させるように構成されてい
る。
このように構成された装置において、いま駆動軸２に
駆動されてカム１が回転すると、このカム１の周面に接
して転動するカムフォロワ８はブラケット７を介してシ
ールジョー転動軸５を包装材Ｗの搬送経路に対して直角
な向きに変位させ、他方シュミットカップリング３は駆
動軸２の回転をシールジョー旋回軸５に1:1の関係で伝
達し、さらにこの転動軸５に固定したアーム10を旋回軸
５を中心として回転させる。
このため、このアーム10の先端に遊星歯車12を介して
取付けられたシールジョー16は、遊星歯車12がアイドラ
13を介してブラケット７上の固定歯車14と噛合い関係を
保っている関係上、加熱面16aを常時包装材Ｗに向けた
水平姿勢を保ちつつカム１の形状に応じて図中２点鎖線
で示したように熱封領域Ａにおいて直線軌跡を採るよう
なほぼＤ字状の軌道を画いて旋回動する。
もとより、このシールジョー16は包装材Ｗの搬送経路
を挟んでその対側にも配設されており、筒状に形成され
た包装材Ｗの必要部分は、これら一対のシールジョー16
が直線運動をする過程で一定の封止が行われる。
第２図は、対をなすシールジョーに所要のＤ字状軌跡
を画かせる別の実施例を示したもので、サーボモータに
接続したスプライン軸21aには、一方のギヤボックス22R
内に配設された第１のベベルギヤ24aがこれと噛合う第
２のベベルギヤ24bを介してシールジョー旋回軸25Rに回
転駆動力を伝達するとともに、第２のベベルギヤ24bと
噛合う第３のベベルギヤ24cがこれと一体のスリーブ軸2
3cに摺動自在に結合した第２のスプライン軸21bを介し
て、他方のギヤボックス22L内に配設した第１のベベル
ギヤ26aを駆動し、これと噛合う第２のベベルギヤ26bと
一体をなすシールジョー旋回軸25Lに回転駆動力を伝達
するように構成されている。
これらの対をなすシールジョー旋回軸25R、25Lには、
フレーム上に軸支されたカムフォロワ28、28に接触して
転動するカム27R、27Lが固定されていて、各シールジョ
ー旋回軸25R、25Lは、その回転とともにこれらのカム27
R、27Lにより第３図に示したように、シールジョー2
6R、26Lに対してそれぞれＤ字状の回転軌跡を画かせる
ように構成されている。
ところで以上の実施例は、筒状包装材Ｗに対する横熱
封用として構成したものであって、例えばポテトチップ
スのようなカサ密度の小さい商品を充填する場合には、
横封止に先立って筒状包装材Ｗに“しごき”を加えて封
止部に物品が噛み込まないようにする必要があるが、こ
のような場合には、これらのカム１、27を取替えてシー
ルジョー26R、26Lにそれらの動作をするのに適したよう
な軌跡を画かせるようにする。
第４図はしごき動作と封止動作を同時に行わせ得るよ
うにした本発明の他の実施例に関するものである。
一対のシールジョー旋回軸35R、35Lは、第２の実施例
と同様に、スプライン軸31a、31bに摺動自在に結合され
た各ギヤボックス32R、32L内のベベルギヤを介して軸方
向に移動自在に、かつシールジョー駆動用のサーボモー
タに駆動されて回転するように取付けられている。これ
らの旋回軸35R、35Lは、共通のピニオン34と噛合うラッ
ク杆37R、37Lを介して互いに結合され、さらに一方のラ
ック杆37Rには、旋回軌跡設定用のサーボモータ39のピ
ニオン38が噛合っていて、２本の旋回軸35R、35Lは、こ
のサーボモータ39に駆動されて互いに離間、接近が可能
なように構成されている。
この実施例では、シールジョー駆動用のサーボモータ
に同期させて予め設定したプログラムにより旋回軌跡設
定用のサーボモータ39を正転、逆転動させることによ
り、第５図に示したように、包装材Ｗの搬送経路に沿う
上手側はしごき領域Ｂとして、各シールジョー36R、36L
の先端に若干の間隙δを形成するようにして直線状に走
行させ、また搬送経路に沿う下手側は封止領域Ａとし
て、両シールジョー36R、36Lの先端をさらに接近させて
直線状に走行させるような回転軌跡を形成する。
またさらにこの実施例では、しごき領域Ｂにおいてシ
ールジョー36R、36Lの直線走行速度ＶCBが包装材Ｗの搬
送速度VSより大となるように、また封止領域Ａにおいて
はシールジョーの直線走行速度ＶCAが包装材の搬送速度
VSと等しくなるようにシールジョー駆動用サーボモータ
の回転速度を適宜に制御することができる。
また、第６図に示した実施例は、ギヤボックス42R、4
2L内にあって共通の駆動軸41に結合したギヤと、シュミ
ットカップリング43R、43Lとによってシールジョー旋回
軸45R、45Lに回転駆動力を伝達するよう構成する一方、
旋回軌跡設定用のサーボモータ49により一対のアーム47
R、47Lを接近離間可能となして、これらのアーム47R、4
7Lに結合した２本の共軸ロッド48R、48Lによりシールジ
ョー旋回転45R、45Lに所定のしごき走行軌跡と封止走行
軌跡を画かせるように構成したものである。
（効果） 以上の述べたように本発明によれば、旋回駆動手段に
よって一対の腕部材を旋回動させ、同時に、これと同期
する直線方向駆動手段によって一対の腕部材を離間接近
させるようにしたので、高速で作動させた場合でも、横
熱封止部材に無理な力を加えることなく、これらにスム
ーズなＤ字形の旋回運動を行わすことができ、また、リ
ンク機構を介して腕部材に結合した直線方向駆動手段に
対して、その回転速度と回転方向を任意に変更できるよ
うにすることにより、横熱封止領域で横熱封止部材に包
装材よりも速い速度で移動させたり、２つの異なる直線
軌跡を画かせるようにして、横熱封止部材に、単なる包
装材への封止動作ばかりでなく、充填物のしごき動作を
も行わせることができる。
【図面の簡単な説明】
第１図及び第２図はそれぞれ本発明の異なる実施例をな
す装置の斜視図、第３図は上記装置によってもたらされ
るシールジョーの軌跡を示した図、第４図は本発明の別
の実施例をなす装置の斜視図、第５図は同上装置によっ
てもたらされるシールジョーの軌跡を示した図、第６図
は本発明のさらに別の実施例を示した図である。 １……カム ２……駆動軸 ３……シュミットカップリング ５……シールジョー旋回軸 12……遊星歯車 14……太陽歯車 16……シールジョー 21、31……スプライン 35、35……シールジョー旋回軸 39、49……旋回軌跡設定用サーボモータ

Claims (4)

    (57)【特許請求の範囲】
  1. 【請求項１】熱可塑性の帯状包装材を筒状に形成し、つ
    いで横方向の熱封止を施して内部に充填物を充填する形
    式の包装機において、 封止方向に向けて横熱封止部材を保持し、かつ包装材の
    移動経路を挟むようにして充填筒の下流側に旋回自在
    に、かつ互いに離間接近自在に対向配設された一対の腕
    部材と、 該一対の腕部材を包装材の移送方向に向けて互いに内向
    きに旋回運動させる旋回駆動手段と、 該旋回運動と同期して横熱封止領域で上記横熱封止部材
    に包装材の移送経路に沿う直線運動を行わすべく上記一
    対の腕部材を離間接近させる直線方向駆動手段と、 を備えたことを特徴とする包装機。
  2. 【請求項２】上記旋回駆動手段として、シュミットカッ
    プリング機構を用いたことを特徴とする請求項１記載の
    包装機。
  3. 【請求項３】上記直線方向駆動手段として、上記旋回駆
    動手段と同期して回動し、かつ上記一対の腕部材に作用
    して該腕部材を離間接近させるカム部材を用いたことを
    特徴とする請求項１記載の包装機。
  4. 【請求項４】上記直線方向駆動手段として、リンク機構
    を介して結合した上記腕部材に対し、上記横熱封止領域
    での回転速度と回転方向を変更自在に駆動する手段とし
    て構成したことを特徴とする請求項１記載の包装機。
JP2204615A 1990-07-31 1990-07-31 包装機 Expired - Lifetime JP2540117B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2204615A JP2540117B2 (ja) 1990-07-31 1990-07-31 包装機
DE69105248T DE69105248T2 (de) 1990-07-31 1991-07-29 Vorrichtung zum Versiegeln für eine Maschine zum Formen, Füllen und Schliessen von Packungen.
EP91306910A EP0469819B1 (en) 1990-07-31 1991-07-29 Sealing apparatus for a form-fill-seal packaging machine
US08/032,566 US5279098A (en) 1990-07-31 1993-03-12 Apparatus for and method of transverse sealing for a form-fill-seal packaging machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2204615A JP2540117B2 (ja) 1990-07-31 1990-07-31 包装機

Publications (2)

Publication Number Publication Date
JPH0487931A JPH0487931A (ja) 1992-03-19
JP2540117B2 true JP2540117B2 (ja) 1996-10-02

Family

ID=16493411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2204615A Expired - Lifetime JP2540117B2 (ja) 1990-07-31 1990-07-31 包装機

Country Status (3)

Country Link
EP (1) EP0469819B1 (ja)
JP (1) JP2540117B2 (ja)
DE (1) DE69105248T2 (ja)

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DE29911847U1 (de) 1999-07-07 2000-11-23 Vision Verpackungstechnik Gmbh Einrichtung zum Herstellen von mit Schüttgut gefüllten Schlauchbeuteln
TR200402697T4 (tr) * 2000-01-27 2004-11-22 Sig Pack Systems Ag Ambalajlama hortumunun mühürlenmesi için tertibat
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EP2151390B1 (en) * 2008-08-09 2015-09-30 Tetra Laval Holdings & Finance S.A. Packaging method and unit for producing sealed packages of a food product pourable into a tube of packaging material
JP6199108B2 (ja) * 2013-07-23 2017-09-20 三光機械株式会社 包装機
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DE69105248D1 (de) 1995-01-05
EP0469819B1 (en) 1994-11-23
JPH0487931A (ja) 1992-03-19
EP0469819A1 (en) 1992-02-05
DE69105248T2 (de) 1995-04-13

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