US PATENT SUBCLASS 417 / 73
.~ By ignition of motive fluid
Current as of:
June, 1999
Click
HD
for Main Headings
Click for
All Classes
Internet Version by
PATENTEC
© 1999
     
Terms of Use
417 /
HD
PUMPS
65
DF
ONE FLUID PUMPED BY CONTACT OR ENTRAINMENT WITH ANOTHER
{10}
73
.~ By ignition of motive fluid {2}
74
DF
.~.~
> With pumped fluid condition responsive ignition means
75
DF
.~.~
> With fluid momentum utilizing means
DEFINITION
Classification: 417/73
(under subclass 65) Apparatus comprising a pumping chamber into which pump fluid is alternately introduced and expelled, the pumping being effected by burning of motive fluid and application of the products of combustion to the chamber.