Method Or Apparatus With Cup Formed And Bottom Removed Patents (Class 29/DIG9)
  • Method for forming a tubular writing pen
    Patent number: 4019243
    Abstract: An improved writing point assembly for stylographic, or tube pens and a method for making such an improved writing point. The writing tube itself may be formed by a deep drawing operation and then secured, in a surrounding relationship, to the front end of a plastic cylindrical member, which itself may be formed by being injection molded within the writing tube.
    Type: Grant
    Filed: March 12, 1976
    Date of Patent: April 26, 1977
    Assignee: Koh-I-Noor Rapidograph, Inc.
    Inventor: Lasse Kuparinen
  • Method of making plant container
    Patent number: 3973316
    Abstract: A plant container is formed from a plastic foam cup having a funnel-shaped sidewall and a disk-shaped bottom closing the small end of the sidewall by severing a first portion of the cup, including the bottom and a part of the sidewall, from a second portion of the cup, including the remaining part of the sidewall, along a plane perpendicular to a central axis passing through the cup and inserting and wedging the first portion into the second portion.
    Type: Grant
    Filed: March 17, 1975
    Date of Patent: August 10, 1976
    Inventor: William Joseph Maher