Locking mechanism for the removable vaccine pump of a needleless injection instrument
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 10, 1987
Grant Date -
N/A
app pub date -
Jul 22, 1985
filing date -
Jul 24, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a needleless injection instrument with a removable vaccine pump, the motor housing (1) is provided with a receiving bush (20) which is to receive the vaccine pump. In an opening (7) in the motor housing (1) and the receiving bush (20), a bolt (6) is located which is loaded by a spring (9) and has a nose (5) which engages in a recess (4) in the pump housing (18). The motor housing is also provided with a displaceable operating element (8), to which the bolt (6) is connected and which has a recess (11) for receiving a locking device (14). The locking device (14) is fixed by means of a leaf spring (13) to the motor housing; it can engage either in a groove (15), located in a spring housing (17) provided in the motor housing, or in the recess (11) of the operating element (8).
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Cited Art Landscape
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