Ray Technology Group B.v.

Meadwestvaco Calmar Gmbh

Meadwestvaco Calmar Netherlands Bv

Silgan Dispensing Systems Netherlands B.v.

Jeroen Daniel De Regt

Eelco H De Man

Markus F Brouwer

Erwin P Boes

Erwin Boes

A simplified pump system including a bellow () having a suction valve (), a stem (), a fluid lock (), and a tube retainer () having a vent element wherein the product flow into and out of a pump chamber formed by the bellow () and stem () is controlled by the suction valve () and fluid lock ().

Venting bellow pump system

A simplified pump system may include a bellow having a suction valve, a stem, and a fluid lock wherein the product flow into and out of a pump chamber formed by the bellow and stem is controlled by the suction valve and fluid lock.

Bellows pump system

The invention relates to a system of bellows and co-acting part, including a co-acting part which comprises a stiff outer wall, and a bellows co-acting therewith which comprises a flexible wall of a predetermined shape and thickness, wherein the flexible wall of the bellows is movable along the stiff outer wall of the co-acting part, wherein the bellows includes at least two separately deformable flexible wall parts' which each co-act with a different part of the stiff outer wall of the co-acting part.

System of diaphragm and co-acting part

Masking tape dispenser

Adhesive tape refill

Adhesive tape dispenser

Growing community of inventors

Oss, Netherlands

Jeroen Daniel De Regt