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    • 6. 发明授权
    • Dispensing gun for pastes and like substances
    • 用于膏药和类似物质的分配枪
    • US3606085A
    • 1971-09-20
    • US3606085D
    • 1969-08-25
    • IAN BUTLER SPILMAN
    • SPILMAN IAN BUTLER
    • A61D7/00B05C17/01G01F11/02B67D5/22
    • G01F11/026A61D7/00B05C17/0106B05C17/0123
    • A DISPENSING GUN FOR DELIVERING SUBSTANCES SUCH AS PASTES, FOR EXAMPLE FOR DELIVERING MEDICINAL PASTES IN THE FORM OF A DRENCH TO FORM ASTOCK, THE GUN INCLUDING A PISTOL BUTT HANDLE WITH A SUPPORT AT ITS UPPER END AND A CARRIAGE SLIDABLY ENGAGED IN GUIDES IN THE SUPPORT. THE FORWARD END OF THE CARRIAGE IS PROVIDED WITH AN UPSTANDING CONTAINER HOLDER FOR ENGAGEMENT WITH AN OUTLER FOR DISPENSING NOZZLE FOR THE CONTAINER AND THE SUPPORT HAS A THRUST MEMBER UPSTANDING THEREFROM AND ALIGNED WITH THE FORWARD CONTAINER HOLDER, SUCH THRUST MEMBER BEING ARRANGED TO CO-OPERATE WITH THE PISTON MEMBER FOR EXPRESSING THE CONTENTS OF THE SUBSTANCE CONTAINER. THE DISPENSING GUN HAS A TRIGGER ASSOCIATED WITH THE HANDLE AND WITH CARRIGE MOVING MEANS SO THAT MANIPULATION OF THE TRIGGER WILL MOVE THE CARRIGE REARWARDLY RELATIVE TO THE HANDLE AND SUPPORT SO THAT IN USE THE SUBSTANCE CONTAINER IS ALSO MOVED REARWARDLY OVER A STATIONARY PISTON AND THRUST MEMBER. PREFERABLY THE CONTAINER IS OF THE DISPOS-

      ABLE KIND AND IS CONSTRUCTED FROM AN EASILY SEVERABLE MATERIAL SUCH AS A PLASTICS MATERIAL OR A THIN SOFT METAL ALLOY MATERIAL AND THE THRUST MEMBER HAS A CONNECTING PART TO THE SUPPORT WITH A SHARPENED FRWARD EDGE CAPABLE OF SLITTING THE CONTAINER LENGTHWISE IN PERMITTING REARWARD MOVEMENT OF THE CONTAINER OVER THE PISTON AND THRUST MEMBER, THE PISTON BEING LOCATED FORWARDLY OF THE SHARPENED CONNECTING PORTION BETWEEN THE THRUST MEMBER AND SUPPORT. THE PISTON MEMBR FOR THE CONTAINER CAN BE FORMED INITIALLY INTEGRALLY WITH THE WALLS OF THE CONTAINER AND BE SUBSEQUENTLY SEPARABLE THEREFROM. THE GUN IS ALSO PROVIDED WITH AN ADJUSTABLE STOP MEANS TO LIMIT THE TROUBLE OF THE TRIGGER RELATIVE TO THE HANDLE IN CONTROLLING THE AMOUNT OF PASTE TO BE DISPENSED FROM THE CONTAINER.