Patents by Inventor Knut O. Steinhovden

Knut O. Steinhovden 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: 6216834
    Abstract: An upright protection container (10) having an upper hatchway (38) which can be closed by means of a hatch cover (36, 36′, 36″) rotatable about an upper horizontal axis (40), is equipped with a withdrawal device (20, 22, 24) provided with a weight (22) and assigned a cable (12) which, at the free end, has a plug (14) intended to be plugged into e.g. an engine heater's socket (46). The hatch cover (36, 36′, 36″) has a ratchet segment (42) in the form of toothed segment in engagement with a ratchet wheel (28′) with a circumferential toothing and incorporated into a combined cable guide pulley-ratchet wheel unit over a certain pivotal angle area (e.g. 30°) of the total rotation (e.g. 90°) of the hatch cover (36, 36′, 36″), between completely open end position and completely closed, down hanging end position, so that the hatch cover (36, 36′, 36″) is blocked in an open intermediate position (e.g.
    Type: Grant
    Filed: July 29, 1999
    Date of Patent: April 17, 2001
    Inventor: Knut O. Steinhovden