Article: German Inventors Develop Pneumatic Spring Pot

ALEXANDRIA, Va., June 21 -- Horst Siefermann of Achern-Wagshurst, Germany, and Uwe Nestlen of Offenburg, Germany, have developed a pneumatic spring pot and a method for producing same.

According to the U.S. Patent & Trademark Office: "A pneumatic spring pot has a pot wall and a bottom connected to the pot wall and also an annular flange connected, opposite the bottom, to the pot wall and intended for the fastening of, for example, a pneumatic spring concertina, the annular flange having a smaller diameter than the largest diameter of the pot wall."

An abstract of the invention, released by the Patent Office, said: "The bottom, pot wall and annular flange are formed in one piece with one ...

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