Patents by Inventor Tom Häggblom

Tom Häggblom 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).

  • Arrangement in anesthesia apparatus
    Patent number: 6394087
    Abstract: An arrangement in an anesthesia apparatus, the anesthesia apparatus comprising a filling device located by a vaporizer and an anesthetic bottle that fits the filling device, the filling device being provided with a valve device, which is arranged to open and close as needed. To provide a controlled discharging of anesthetic, the arrangement comprises a discharge space, which is connected to an interspace formed between the anesthetic bottle and the valve device located in the filling device when the anesthetic bottle is being pulled outward, and a closing member, which, as a result of the anesthetic bottle being pulled outward, is arranged to open a flow connection between the interspace and the discharge space before the connection between the anesthetic bottle and the filling device opens.
    Type: Grant
    Filed: September 16, 1998
    Date of Patent: May 28, 2002
    Assignee: Instrumentarium Corp.
    Inventors: Jukka Kankkunen, Antti Särelä, Tom Häggblom, Teuvo Reinikainen