Plural Traveling Mold Carriers Patents (Class 65/240)
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Patent number: 8316669Abstract: A mold of a glassware forming machine has a longitudinal plane of symmetry, and two half-molds movable between a closed position and an open extraction position by a powered mold opening/closing device, which has a fixed fastening and supporting structure, two mold-holders, and, for each mold-holder, a respective supporting and actuating arm hinged to the relative mold-holder to rotate about a movable hinge axis, and to the fixed structure to rotate about a fixed hinge axis; the fixed hinge axes being located on opposite sides of the plane of symmetry, and at such a distance from the plane of symmetry that, when the half-molds are in the closed position, the line intersecting the fixed axis and movable axis of each arm extends substantially parallel to the plane of symmetry.Type: GrantFiled: September 2, 2011Date of Patent: November 27, 2012Assignee: Bottero S.p.A.Inventors: Lorenzo Armando, Gianclaudio Borsarelli, Carlo Sesia
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Patent number: 7779650Abstract: An indexed unidirectional rotary inverting apparatus (UIA) for a glassware forming machine of single or multiple-cavity mounted on an apparatus support frame.Type: GrantFiled: March 16, 2006Date of Patent: August 24, 2010Assignee: Vitro Global, S.A.Inventors: Victor Tijerina-Ramos, Adrian Sada-TreviƱo
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Patent number: 7325418Abstract: The present invention is directed to reduce the total footprint of a press forming system for glass having a plurality of press units, and also to increase an actual availability of each press unit. A plurality of press units are arranged in two parallel rows and a first transfer robot is arranged at the center of the space between the two rows. In adjacent of the moving area of the first transfer robot, a palette changer is arranged. A tray in use is mounted on a first base of the palette changer and a stand-by tray before use is placed on a second base. Blanks and formed products are stored in the tray. Press units equipped with second transfer robots, respectively. In front of the press units, intermediate transfer points are respectively provided for temporarily storing a blank and a formed product.Type: GrantFiled: May 9, 2003Date of Patent: February 5, 2008Assignee: Toshiba Machine Co., Ltd.Inventors: Yasuo Yamamoto, Isao Matsuzuki, Hiroshi Murakoshi, Hirotaka Masaki
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Patent number: 6497119Abstract: A device and process for forming hollow glassware comprising producing solid glass blanks in a manufacturing line, storing the blanks, feeding the blanks to a manufacturing line for forming hollow glassware, preheating the blanks during the feeding step, supplying the preheated blanks to a heating stage, heating to form solid plastically deformable glass globs, transferring the glass gobs to a blow molding stage and blow molding the glass gobs supported by a bottom lifter in a blow mold.Type: GrantFiled: November 30, 1999Date of Patent: December 24, 2002Assignee: Schott GlasInventors: Robert Hartel, Josef Molz, Michael Horina, Edwin Kreiss, Alois Gruber, Kurt Heller
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Patent number: 6314762Abstract: A neck ring arm assembly for a glass container forming machine of the individual section type comprising a horizontally extending invert shaft and a vertically extending cylinder with a rack that engages a spur gear attached to the invert shaft to oscillate the invert shaft. In a first embodiment, the invert shaft has an inner annular sleeve keyed to it, and the inner annular sleeve has a polygonal exterior, preferably a hexagonal exterior. First and second outer annular sleeves surround the inner annular sleeve to be oscillatable therewith, but reciprocable with respect thereto.Type: GrantFiled: November 19, 1999Date of Patent: November 13, 2001Assignee: Owens-Brockway Glass Container Inc.Inventor: Thomas R. Kirkman
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Patent number: 6098427Abstract: A neck ring arm assembly for a glass container forming machine of the individual section type comprising a horizontally extending invert shaft and a vertically extending cylinder with a rack that engages a spur gear attached to the invert shaft to oscillate the invert shaft. The invert shaft has an inner annular sleeve keyed to it, and the inner annular sleeve has a polygonal exterior, preferably a hexagonal exterior. First and second outer annular sleeves surround the inner annular sleeve to be oscillatable therewith, but reciprocable with respect thereto. Each of the first and second outer annular sleeves has a polygonal interior which is complementary to the polygonal exterior of the inner annular sleeve, and each is provided with a plurality of replaceable wear pads each of which is adjustable toward a surface of the polygonal exterior of the inner annular sleeve to provide for close, low backlash engagement of the inner annular sleeve by the outer annular sleeves over a prolonged duration.Type: GrantFiled: October 29, 1998Date of Patent: August 8, 2000Assignee: Owens-Brockway Glass Container Inc.Inventor: Thomas R. Kirkman
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Patent number: 6009727Abstract: Opposed mold supports of a mold opening and closing mechanism are driven by electronic motors between retracted and advanced positions. The motors are electronically geared together and follow a feed program which initially advances the associated mold supports a set distance which is half the separation distance. When the displacement of both supports stops, both motors are operated at a slow velocity. When it is determined again that both supports have stopped, the location of each is verified to be within an acceptable range and each motor is then operated to apply a desired clamping load.Type: GrantFiled: July 9, 1998Date of Patent: January 4, 2000Assignee: Emhart Glass S.A.Inventors: Marty J. Grant, Joseph L. Lehman
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Patent number: 5974835Abstract: An I.S. machine has a plurality of individual sections each having a blank station for forming a parison from a gob of molten glass in opposed pairs of blankmold halves supported by opposed mold carriers displaceable between retracted and advanced positions and a blow station for forming a parison into a bottle in opposed pairs of blowmold halves supported by opposed mold carriers displaceable between retracted and advanced positions. The drive assemblies for the four mold carriers are identical having the same transmission for converting a rotary input into a linear output, and motor having a rotary output connected to the rotary input of the transmission.Type: GrantFiled: November 6, 1997Date of Patent: November 2, 1999Assignee: Emhart Glass S.A.Inventors: Walter E. Lovell, John P. Mungovan, Joseph A. Borbone, Steven J. Pinkerton, Douglas J. Roberts
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Patent number: 5958101Abstract: A mold opening and closing mechanism for an I.S. machine having a plurality of individual sections each having a section frame having a top wall. A pair of mold support mechanisms are supported above the top wall of the section frame for linear displacement and displaced by a motor having, a rotary output, secured to the top wall, via a rotary to linear transmission supported above the top wall of the section frame horizontally adjacent the mold support mechanisms.Type: GrantFiled: November 6, 1997Date of Patent: September 28, 1999Assignee: Emhart Glass S.A.Inventors: Steven J. Pinkerton, Walter E. Lovell, Joseph A. Borbone, Douglas J. Roberts, John P. Mungovan
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Patent number: 5938809Abstract: An I.S. machine has a plurality of individual sections arranged in side by side relation. Each section has a blank station for forming a parison from a gob of molten glass, and a blow station for forming a parison into a bottle. An invert and neck ring holder mechanism is located between these stations for transferring a parison between from one station to the other. Each station has a mold opening and closing mechanism which has a pair of opposed mold support mechanisms supported for linear displacement between a retracted position and an advanced position. Each mold support mechanism is supported by a first shaft on one side of the center of the mold opening and closing mechanism, proximate the invert and neck ring holder mechanism, extending perpendicularly to the engagement plane, and by a second shaft on the other side of the center of the mold opening and closing mechanism, remote from the invert and neck ring holder mechanism, extending perpendicularly to the engagement plane.Type: GrantFiled: November 6, 1997Date of Patent: August 17, 1999Assignee: Emhart Glass SAInventors: John P. Mungovan, Gary R. Voisine, Walter E. Lovell, Joseph A. Borbone, Steven J. Pinkerton, Douglas J. Roberts, Alexander H. Slocum
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Patent number: 5902370Abstract: A mold opening and closing mechanism for an I.S. machine including a pair of mold support mechanisms supported for displacement between a retracted position and an advanced position where they will engage. A mold support mechanism is displaced by a transmission including a lead screw which is supported by a housing, left hand and right hand nuts operatively associated with the lead screw, and links interconnecting the left hand and right hand nuts and the mold support mechanism.Type: GrantFiled: November 6, 1997Date of Patent: May 11, 1999Assignee: Emhart Glass S.A.Inventors: Walter E. Lovell, Joseph A. Borbone, Steven J. Pinkerton, Douglas J. Roberts, John P. Mungovan
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Patent number: 5891209Abstract: A mold opening and closing mechanism for an I.S. machine which has a pair of mold support mechanisms supported for horizontal displacement between a retracted position and an advanced position. These support mechanisms are linearly displaced by a drive assembly which includes a lead screw, a housing secured to the section frame for supporting the lead screw, a motor coupled to the lead screw, nuts operatively associated with the lead screw, and links interconnecting the nuts with their associated mold support mechanism. The housing has a rear wall defining a flat surface, and the nuts have flat rear bearing surfaces with a selected spacing therebetween when the mold support mechanism is fully retracted.Type: GrantFiled: November 6, 1997Date of Patent: April 6, 1999Assignee: Emhart Glass S.A.Inventors: Walter E. Lovell, Joseph A. Borbone, Steven J. Pinkerton, Douglas J. Roberts, John P. Mungovan
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Patent number: 5865868Abstract: A mold carrier assembly for use with a support housing having a pair of parallel, spaced, horizontally extending bores and located on the top wall of a section frame of an I.S. machine. The quick change mold carrier assembly has a mold support mechanism including an insert for supporting at least one mold half which is mounted on a carrier. First and second parallel round shafts are secured at one end to the carrier with the round shafts extending horizontally in parallel relationship and each of the round shafts have a free end remote from the carrier for slidable insertion into the bores of the housing.Type: GrantFiled: November 6, 1997Date of Patent: February 2, 1999Assignee: Emhart Glass Machinery Investments Inc.Inventors: Alexander H. Slocum, Walter E. Lovell, Joseph A. Borbone, Steven J. Pinkerton, Douglas J. Roberts, John P. Mungovan, Gary R. Voisine
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Patent number: 5830254Abstract: A mold opening and closing mechanism for an I.S. machine has a pair of opposed mold support mechanisms for carrying at least one opposed pair of mold side portions. Each mold support mechanism includes a yoke having a first vertical bore and a second horizontal bore. Molds are carried by upper and lower inserts which also have a hole extending vertically therethrough. An insert carrier is linearly displaceable between retracted and advanced positions and the inserts and the yoke are secured to the carrier by a first pin slidably extending vertically through the vertical holes in the inserts and yoke, and through a vertical hole in the carrier. A second pin slidably extends through this yoke horizontal hole and the drive assembly is connected to this second pin.Type: GrantFiled: November 6, 1997Date of Patent: November 3, 1998Assignee: Emhart Glass Machinery Investments Inc.Inventors: Douglas J. Roberts, Walter E. Lovell, Joseph A. Borbone, Steven J. Pinkerton, John P. Mungovan
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Patent number: 5824131Abstract: Opposed mold supports of a mold opening and closing mechanism are driven by electronic motors between retracted and advanced positions. The motors are electronically geared together and follow a feed program which initially advances the associated mold supports a set distance which is half the separation distance. When the displacement of both supports stops, both motors are operated at a slow velocity. When it is determined again that both supports have stopped, the location of each is verified to be within an acceptable range and each motor is then operated to apply a desired clamping load.Type: GrantFiled: November 6, 1997Date of Patent: October 20, 1998Assignee: Emhart Glass Machinery Investments Inc.Inventors: Marty J. Grant, Joseph L. Lehman
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Patent number: 5803945Abstract: A mold opening and closing mechanism for an I.S. machine having a plurality of individual sections each having a pair of opposed mold support mechanisms displaceable between a separated retracted position whereat each mold support mechanism is located at a start position and an advanced position whereat molds carried by the mold support mechanisms will forcefully engage. The drive which is operatively associated with each mold support mechanism includes an electronic motor. A predetermined torque is applied to the motors for a period of time when the opposed pair of mold support mechanisms are at the advanced position. To return the mold support mechanisms to the start position the electronic motors are operated to displace the mold support mechanisms at a slow velocity for a predetermined period of time and then operated to displace the mold support mechanisms to rapidly displace the mold support mechanisms to the start position following the predetermined period of time.Type: GrantFiled: November 6, 1997Date of Patent: September 8, 1998Assignee: Emhart Glass Machinery Investments Inc.Inventor: Marty J. Grant
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Patent number: 5649989Abstract: A method for manufacturing glass containers in a section of an I.S. machine. A gob of molten glass is delivered to a blank mold to be formed into a parison. The formed parison is then transferred to a blow mold so that an initial blowing operation can be performed to stabilize the parison. The blow mold with the stabilized parison is then transferred linearly to a final station where the parison is blown into the container.Type: GrantFiled: September 29, 1995Date of Patent: July 22, 1997Assignee: Emhart Glass Machinery Investments Inc.Inventor: Stanley Peter Jones
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Patent number: 5649991Abstract: A section of an I.S. machine for manufacturing glass containers. A gob of molten glass is delivered to a blank mold to be formed into a parison. The formed parison is then transferred to a blow mold so that an initial blowing operation can be performed to stabilize the parison. The blow mold with the stabilized parison is then transferred linearly to a final station where the parison is blown into the container.Type: GrantFiled: September 29, 1995Date of Patent: July 22, 1997Assignee: Emhart Glass Machinery Investments Inc.Inventor: Stanley Peter Jones
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Patent number: 4612032Abstract: A glassware forming machine of the individual section type has a parison catching device movable between an intercepting position, in which it is in the path of a glass parison being transferred between mould arrangements of the machine and, in the event of a machine break-down, can direct the parison to a cullet chute, and an out-of-the-way position of the device is above the intercepting position thereof and moving means for the device is arranged, in the event of a power failure, to move the device into its intercepting position.Type: GrantFiled: October 31, 1984Date of Patent: September 16, 1986Assignee: Emhart Industries, Inc.Inventor: Hermann H. Nebelung
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Patent number: 4609393Abstract: Apparatus for the production of bottle and flask type glass containers having a medium or narrow aperture using the blow-blow or press-blow process. The apparatus is characterized in that it includes a two-part bushing having a top part and a bottom part, a compression spring acting on the bushing, an auxiliary jack connected to the piston of a main jack, a movable end which with the main piston defines one of the main jack chambers. The invention is applicable primarily to the liquid packaging industry.Type: GrantFiled: January 17, 1985Date of Patent: September 2, 1986Assignee: Verreries de GravilleInventor: Pierre G. Boutier
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Patent number: 4576624Abstract: A machine for forming a hollow article of vitreous material has a neck mold having a neck ring with a pair of separable neck ring halves, a pair of holding elements each holding a respective one of the neck ring halves, a transporting element for transporting the neck molds along a predetermined path and having guiding bars, a driving element for moving each of the holding elements relative to the guide bars between closed and open end positions with locking of the same, and carriages displaceably mounted on the guide bars, wherein each of the holding elements for holding a respective one of the neck ring halves is releasably connected with one of the carriages.Type: GrantFiled: June 19, 1981Date of Patent: March 18, 1986Assignee: Hermann HeyeInventor: Hans-Georg Seidel
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Patent number: 4528017Abstract: An improved blank cylinder mechanism for a glassware making machine which utilizes shims between the bottom plate and support in conjunction with the cam track to adjust the angular position of the cylinder in down position. Also, the blank cylinder mechanism uses a double tapered slot in the piston rod to provide cushioning.Type: GrantFiled: March 4, 1983Date of Patent: July 9, 1985Assignee: Emhart Industries, Inc.Inventors: Vaughan Abbott, Bruce R. Beckwith, Charles M. Kingsbury, John P. Mungovan, Elden H. Mills
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Patent number: 4478630Abstract: A bottom plate retainer for a paste mold glassware making machine which includes a mounting block having a leaf spring mounted therein which urges a dowel member downwardly into engagement with a slot on the bottom plate.Type: GrantFiled: March 4, 1983Date of Patent: October 23, 1984Assignee: Emhart Industries, Inc.Inventor: Scott M. Lambert
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Patent number: 4432783Abstract: A blowhead mechanism for use in a continuous rotary motion press and blow type glass ware forming machine wherein the blowhead is attached to a shaft which is rotatably mounted on the machine by means of an arm and having a loosely mounted annular cam member on said shaft with a cam track therein having inclined and vertical portions, a cam follower mounted on said shaft in a position to engage the track during rotary movement of the shaft and blowhead, means to rotate the cam member, stop means to limit rotation of the said shaft whereby the shaft and the blowhead rotate from a first position to a second position whereat the shaft is moved vertically downward to place the blowhead onto a blow mold and after blowing the glass ware the shaft is moved up and rotated back to its original position.Type: GrantFiled: April 13, 1983Date of Patent: February 21, 1984Assignee: Emhart Industries, Inc.Inventor: Francis A. Dahms
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Patent number: 4339264Abstract: A glass forming machine of the rotary table type which utilizes a plurality of individual forming units each of which has a plurality of blank molds and a plurality of blow molds whereby a plurality of glassware articles may be made in a single unit during a cycle. The machine also incorporates an improved neck ring structure, a neck ring quick disconnect, a unique rotating bottom plate structure, a unique blow mold spraying and an improved blow head operating mechanism and an approved structural arrangement. Additionally, a unique delivery system for delivering gobs of glass to the blank molds of the individual forming units is disclosed. The takeout mechanism and transfer mechanism also have unique characteristics.Type: GrantFiled: August 18, 1980Date of Patent: July 13, 1982Assignee: Emhart Industries, Inc.Inventor: Francis A. Dahms
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Patent number: 4200449Abstract: A multi-section blow molding machine for the manufacture of hollow glassware has in each section a parison mold for each pair of blow molds. The blow molds are disposed below and on opposite sides of the center of oscillation of a neck ring arm carrying rotatable neck rings and arranged so that the mold or molds on one side are open when those on the other side are closed. The molds and neck ring arm are interconnected to oscillate together in opposite directions between lockable positions 180.degree. apart. The parison mold and associated feed and plunger means are movable in and out of operative position below and above the neck ring arm respectively, and operate in timed relation thereto. The open blow molds are spray cooled during the blowing cycle as well as during oscillation of the neck ring arm between its locked positions. In the closed blow molds, the blowing is continued simultaneously with the spray cooling to further cool the molded articles prior to release to a take-out conveyor.Type: GrantFiled: April 20, 1978Date of Patent: April 29, 1980Assignee: Investigacion FIC FideicomisoInventor: John K. Martin
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Patent number: 4057412Abstract: A machine for forming hollow articles of vitreous material includes at least one forming station provided with at least one forming means and for each forming means a neck ring means carrying a parison and including a pair of neck ring halves and a guide ring coaxially carried by the neck ring halves and rotatable relative thereto. The guide ring which engages the parison at its mouth is rotated to thereby impart to the parison a rotary motion relative to the remainder of its forming means which may comprise a split mold to thereby avoid formation of seams or fins on the finished hollow article and to improve the surface quality thereof.Type: GrantFiled: December 12, 1975Date of Patent: November 8, 1977Assignee: Hermann HeyeInventor: Lothar Schaar
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Patent number: 4046550Abstract: Two molds attached to the same carriage and filled with molten glass in the form of a gob, are presented by a roller track from beneath a pair of blowing spindles or pipes with which the molds are nested until the glass therein is fixed or set in the clamping means of the spindles, after which the molds disengage from the parisons attached to the spindles by a descending portion of the roller track which guides their carriage. The carriages are moved along the roller track by an endless chain conveyor synchronized with the movement of the glass forming machines carrying the pair of blowing spindles. The parisons attached to the spindles are then formed and blown into the containers in the normal manner of that of a "Westlake" turntable type of glass container making machine.Type: GrantFiled: June 18, 1975Date of Patent: September 6, 1977Assignee: Durobor S.A.Inventor: George A. Thyoux
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Patent number: 3951637Abstract: A machine for forming hollow articles of vitreous material includes at least one forming station provided with at least one forming means and for each forming means a neck ring means carrying a parison and including a pair of neck ring halves and a guide ring coaxially carried by the neck ring halves and rotatable relative thereto. The guide ring which engages the parison at its mouth is rotated to thereby impart to the parison a rotary motion relative to the remainder of its forming means which may comprise a split mold to thereby avoid formation of seams or fins on the finished hollow article and to improve the surface quality thereof.Type: GrantFiled: May 14, 1974Date of Patent: April 20, 1976Assignee: Hermann HeyeInventor: Lothar Schaar