Patents by Inventor Ulf Palmblad

Ulf Palmblad 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).

  • Guiding means at a joint
    Patent number: 9322162
    Abstract: A guiding means at a joint including groove and tenon preferably intended to be joined with glue. The tenon and/or groove includes guiding wedges.
    Type: Grant
    Filed: August 5, 2011
    Date of Patent: April 26, 2016
    Assignee: PERGO (EUROPE) AB
    Inventors: Ola Olofsson, Ulf Palmblad
  • Guiding means at a joint
    Patent number: 7992358
    Abstract: A guiding means at a joint comprising groove (1) and tenon (2) preferably intended to be joined with glue. The tenon (2) and/or groove (1) includes guiding wedges (3).
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: August 9, 2011
    Assignee: Pergo AG
    Inventors: Ola Olofsson, Ulf Palmblad
  • Guiding means at a joint
    Patent number: 7380383
    Abstract: A guiding element at a joint between boards, the joint including groove and tongue preferably intended to be joined by the use of glue. The tongue includes at least one guiding wedge. A fitting clearance between the tongue and the groove includes a first fitting clearance and a second, guiding, fitting clearance. The second, guiding, fitting clearance is obtained through the guiding wedges which are arranged parallel to the extension of the joint. The first fitting clearance comprises the main part of the fit and the second, guiding fitting clearance comprises a smaller part of the fit. The first fitting clearance is in the range 0.1-1 mm, while the second, guiding, fitting clearance is in the range 0.01-0.2 mm. The tongue of the joint is provided with at least one equalizing recess so that at least one equalizing cavity is formed in the joint, which equalizing cavity receives surplus glue used during the joining.
    Type: Grant
    Filed: January 12, 2004
    Date of Patent: June 3, 2008
    Assignee: Pergo (Europe) AB
    Inventors: Ola Olofsson, Ulf Palmblad, Leif Johansen
  • Guiding means at a joint
    Publication number: 20040141804
    Abstract: A guiding means at a joint between boards, the joint comprising groove and tongue preferably intended to be joined by means of glue. The tongue includes at least one guiding wedge. A fitting clearance between the tongue and the groove includes a first fitting clearance and a second, guiding, fitting clearance. The second, guiding, fitting clearance is obtained through the guiding wedges which are arranged parallel to the extension of the joint. The first fitting clearance comprises the main part of the fit and the second, guiding fitting clearance comprises a smaller part of the fit. The first fitting clearance is in the range 0.1-1 mm, while the second, guiding, fitting clearance is in the range 0.01-0.2 mm. The tongue of the joint is provided with at least one equalising recess so that at least one equalising cavity is formed in the joint, which equalising cavity receives surplus glue used during the joining.
    Type: Application
    Filed: January 12, 2004
    Publication date: July 22, 2004
    Inventors: Ola Olofsson, Ulf Palmblad, Leif Johansen
  • Guiding means at a joint
    Patent number: 6682254
    Abstract: A guiding means at a joint between boards, the joint comprising groove and tongue preferably intended to be joined by means of glue. The tongue includes at least one guiding wedge. A fitting clearance between the tongue and the groove includes a first fitting clearance and a second, guiding, fitting clearance. The second, guiding, fitting clearance is obtained through the guiding wedges which are arranged parallel to the extension of the joint. The first fitting clearance comprises the main part of the fit and the second, guiding fitting clearance comprises a smaller part of the fit. The first fitting clearance is in the range 0.1-1 mm, while the second, guiding, fitting clearance is in the range 0.01-0.2 mm. The tongue of the joint is provided with at least one equalizing recess so that at least one equalizing cavity is formed in the joint, which equalizing cavity receives surplus glue used during the joining.
    Type: Grant
    Filed: September 13, 2000
    Date of Patent: January 27, 2004
    Assignee: Pergo (Europe) AB
    Inventors: Ola Olofsson, Ulf Palmblad, Leif Johansen
  • Process for sealing of a joint
    Publication number: 20030141004
    Abstract: A process for installation of surface elements, the surface elements comprising a core, a decorative upper surface and edges provided with joining means for mechanically locking the surface elements together. Predetermined portions of the edges are provided with a glue which is present on the edges of the surface elements in a passive dry form and which may be activated by applying a liquid. The glue is provided with an indicator means which indicator means indicates the difference between a passive glue and an activated glue. The surface elements are joined to each other by use of the joining means wherein a unit of a plurality of surface elements is formed.
    Type: Application
    Filed: October 15, 2002
    Publication date: July 31, 2003
    Inventors: Ulf Palmblad, Ake Sjoberg, Krister Hansson, Magnus Nilsson, Nils-Erik Engstrom, Sven Kornfalt
  • Guiding means at a joint
    Publication number: 20020127051
    Abstract: A guiding means at a joint comprising groove (1) and tenon (2) preferably intended to be joined with glue. The tenon (2) and/or groove (1) includes guiding wedges (3).
    Type: Application
    Filed: July 24, 2001
    Publication date: September 12, 2002
    Inventors: Ola Olofsson, Ulf Palmblad