Ram gun

专利名称：Ram gun

发明人：Richard H. Seager,Philip B. Hinkle申请号：US06/936176申请日：19861201公开号：US04744494A公开日：19880517

摘要：A ram gun for dispensing viscous fluid products such as adhesive, caulkingmaterials and the like is disclosed. The gun can be rechargeable or can be employed as asingle charge, disposable device. In a particular embodiment, the gun is formed in twoparts by molding from plastic material. One part comprises the ram. The other comprisesa container section for the material to be dispensed and is provided with integrallyformed nozzle, handle and trigger. The trigger has an integrally formed pawl. Thetrigger is attached to the handle by a thin plastic strip acting as a living hinge and biasingthe trigger away from the handle. The ram is slidably mounted in the container sectionand is incrementally advanced therein by operation of the pawl and rack which is actuatedby squeezing of the handle and trigger. Optionally, the distance which the trigger cantravel between the actuating and non-actuating positions is limited, for example, byhooks on the handle or trigger which slidably engage corresponding lugs on the other ofthe handle or trigger.

申请人：CALUMET MANUFACTURING CO.

代理机构：St. Onge Steward Johnston & Reens

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