| 摘要 |
1487317 Pocket inhalers SMITHKLINE CORP 17 March 1976 10730/76 Heading A5T [Also in Divisions B2 and FI] A hand-actuated spray pump, e.g. for nasal medicament comprises a cylinder 10 supported in a container 4 by a press-fitted cap 14 and a piston 60 movable in cylinder 10 against spring 94 by finger pressure applied to piston flange assembly 108, 70 liquid being drawn into the cylinder via disc valve 42 and being discharged through the piston via disc valve 80 and a swirl-producing nozzle 100 (see Division B2). The nozzle has a disposable apertured cap (134), Fig. 8, (not shown). Mounting cap 14 is spaced away from the container neck by beads forming a container venting passage, Fig. 9 (not shown). |
