Patents by Inventor Olavi Pirttiniemi

Olavi Pirttiniemi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9199759
    Abstract: The disclosure concerns a package (30) comprising a cardboard blank (31), the cardboard blank (31) being shaped as a container with a bottom (31a) and one or more cardboard sidewalls (31b) extending upwardly from the bottom (31a), the package (30) further comprising a molded rim (32) being attached to said one or more cardboard sidewalls (31b), along an interface (I) formed of an upper portion of said one or more cardboard sidewalls (31b) and a lower portion of said molded rim (32), and extending along at least a part of an upper edge of said one or more cardboard sidewalls (31b), characterised in that the rim (32) is extending essentially upright upwardly from said one or more cardboard sidewalls (31b) thereby providing the package (30) with a molded upper sidewall portion. The disclosure also concerns a method and a molding tool.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: December 1, 2015
    Assignee: Delight Packaging Oy
    Inventors: Päivi Määttä, Olavi Pirttiniemi, Johanna Lindén
  • Patent number: 8623260
    Abstract: Mold system (1) for manufacturing cardboard-based container, comprising movable mold half (10) and stationary mold half (20) located opposite one another. Movable mold half (10), movable with respect to stationary mold half (20), includes at least a core plate (4), a plate-like seal ring (5) movable with respect to the core, and collar ring (6). Stationary mold half (40) includes at least a mold plate (7) provided with a mold cavity (71) and a seal surface (7a). In the mold system (1), an insert (720) can be supported on and detachably attached to the base (71b) of the mold cavity (71) reducing the depth H of the mold cavity by its height h. Container (500) comprises bottom (57) pressed from cardboard blank and wall (59) connected to the bottom and plastic rim (50) connected to the upper edge of the walls.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: January 7, 2014
    Assignee: Stora Enso Oyj
    Inventors: Päivi Määttä, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Järvinen, Teemu Karhu
  • Publication number: 20130341388
    Abstract: The disclosure concerns a package (30) comprising a cardboard blank (31), the cardboard blank (31) being shaped as a container with a bottom (31a) and one or more cardboard sidewalls (31b) extending upwardly from the bottom (31a), the package (30) further comprising a moulded rim (32) being attached to said one or more cardboard sidewalls (31b), along an interface (I) formed of an upper portion of said one or more cardboard sidewalls (31b) and a lower portion of said moulded rim (32), and extending along at least a part of an upper edge of said one or more cardboard sidewalls (31b), characterised in that the rim (32) is extending essentially upright upwardly from said one or more cardboard sidewalls (31b) thereby providing the package (30) with a moulded upper sidewall portion. The disclosure also concerns a method and a moulding tool.
    Type: Application
    Filed: February 21, 2012
    Publication date: December 26, 2013
    Applicant: STORA ENSO OYJ
    Inventors: Päivi Määttä, Olavi Pirttiniemi, Johanna Lindén
  • Patent number: 8545203
    Abstract: A mould system for manufacturing a container which includes a movable mould half and a stationary mould half which are positioned opposite to each other, wherein the movable mould half includes a core plate provided with a core, a plate-like seal ring that is movable relative to the core, a seal surface which surrounds the core, and a collar ring that is movable relative to the core and the stationary mould half includes a mould plate provided with a mould cavity and a seal surface, wherein in the mould system, a plate-like insert is connected to the seal surface of the seal ring, the insert including a recess which is in contact with a front edge of the seal surface, so that it is in flow communication with molten plastic material flowing from the direction of the collar ring.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: October 1, 2013
    Assignee: Stora Enso Oyj
    Inventors: Päivi Määttä, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Järvinen, Teemu Karhu
  • Patent number: 8545202
    Abstract: A mould system for manufacturing a container which includes a movable mould half and a stationary mould half which are positioned opposite to each other, wherein the movable mould half includes a core plate provided with a core, a plate-like seal ring that is movable relative to the core, a seal surface which surrounds the core, and a collar ring that is movable relative to the core and the stationary mould half includes a mould plate provided with a mould cavity and a seal surface, wherein in the mould system, a plate-like insert is connected to the seal surface of the seal ring, the insert including a recess which is in contact with a front edge of the seal surface, so that it is in flow communication with molten plastic material flowing from the direction of the collar ring.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: October 1, 2013
    Assignee: Stora Enso Oyj
    Inventors: Päivi Määttä, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Järvinen, Teemu Karhu
  • Publication number: 20100295209
    Abstract: The invention relates to a mould system (1) for manufacturing a container (500), whereby the mould system (1) includes a movable mould half (10) and a stationary mould half (20), which mould halves (10 and 20) are located opposite to each other, the mould system (1) enabling the manufacture of the container (500), which comprises a bottom (57) pressed from a cardboard blank, walls (59) connected to the said bottom (57), and a rim (50) that is at least partly cast of plastic, connected to the upper edge of the walls (59) and encircles the walls, whereby the mould half (10) that is movable with respect to the stationary mould half (20) includes at least a core plate (4) provided with a core (41), a plate-like seal ring (5), which is movable with respect to the (41), comprises a seal surface (5a) and surrounds the core (41), and a collar ring (6), which is movable with respect to the core (41) and the seal ring (5) and can be fitted between the same, and the stationary mould half (20) includes at least a mould p
    Type: Application
    Filed: August 12, 2009
    Publication date: November 25, 2010
    Inventors: Paivi Maatta, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Jarvinen, Teemu Karhu
  • Publication number: 20100283182
    Abstract: The invention relates to a mould system (1) for manufacturing a container (500) and comprising a movable mould half (10) and a stationary mould half (20), which mould halves (10 and 20) are located opposite to each other; the mould system (1) can be used to manufacture the container (500), which comprises a bottom (57) pressed from a cardboard blank, walls (59) connected to the said bottom (57) and a rim (50) that is at least partly cast of plastic and connected to the upper edge of the walls (59), encircling the walls, whereby the mould half (10) that is movable with respect to the stationary mould half (20) includes at least a core plate (4) provided with a core (41), a plate-like seal ring (5) that is movable with respect to the core (41) and comprises a seal surface (5a) and surrounds the core (41), and a collar ring (6) that is movable with respect to the core (41) and the seal ring (5) and can be fitted between the same; and the stationary mould half (20) includes at least a mould plate (7) provided wit
    Type: Application
    Filed: August 12, 2009
    Publication date: November 11, 2010
    Inventors: Päivi Määttä, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Järvinen, Teemu Karhu
  • Publication number: 20100283181
    Abstract: The invention relates to a mould system (1) for making a partition in a cardboard-based container, whereby the mould system includes a moving mould half (10) and a stationary mould half (20), which are located opposite to each other, the mould system (1) enabling the manufacture of a container (500) that comprises a bottom (57) that is pressed from a cardboard blank and walls (59) connected to the bottom, and a rim (50) that is at least partly cast of plastic and connected to the upper edge of the walls, encircling the walls, whereby the mould half (10) that is movable with respect to the stationary mould half (20) includes at least a core plate (4) that is provided with a core (41), a plate-like seal ring (5), which is movable with respect to the core (41) and comprises a seal surface (5a) and surrounds the core (41), and a collar ring (6), which can be fitted between the core (41) and the seal ring (5) and by which the rim (50) can be made on the container and which can be moved with respect to both the sea
    Type: Application
    Filed: August 12, 2009
    Publication date: November 11, 2010
    Inventors: Päivi Määttä, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Järvinen, Teemu Karhu
  • Publication number: 20100270701
    Abstract: The invention relates to a mould system (1) for manufacturing a cardboard-based container, comprising a movable mould half (10) and a stationary mould half (20), which are located opposite to each other, the mould system (1) enabling the manufacture of a container (500) that comprises a bottom (57) pressed from a cardboard blank and walls (59) connected to the bottom, and a rim (50) that is at least partly cast of plastic and connected to the upper edge of the walls, encircling the walls, whereby the mould half (10) that is movable with respect to the stationary mould half (20) includes at least a core plate (4) provided with a core (41), a plate-like seal ring (5), which is movable with respect to the core (41) and comprises a seal surface (5a) and surrounds the core (41), and a collar ring (6), which can be adapted between the core (41) and the seal ring (5) and by which the rim (50) can be made on the container and which can be moved with respect to both the seal ring (5) and the core (41); and the station
    Type: Application
    Filed: August 12, 2009
    Publication date: October 28, 2010
    Inventors: Päivi Määttä, Panu Tanninen, Olavi Pirttiniemi, Noora Nylander, Jalliina Järvinen, Teemu Karhu