hand pump


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hand pump

A device in a hydraulic system used to manually build up hydraulic pressure as a backup in case of hydraulic pump failure. In some earlier aircraft, the hand pump was also used to transfer fuel from one tank to another in case of electrical or pump failure. See double-acting hand pump.
References in periodicals archive ?
When installing a hand pump, consider how you'll be standing while you operate the pump.
It will inform the officials when there is a problem in the hand pump.
Even where wells exist, older women and children lack the strength to operate stiff hand pumps.
There are six hand pumps and two nalahs, an ancient system of water management, all in bad condition.
In April of 1999, Bison Pumps sold their first Stainless Steel Hand Pump which was being marketed from a website.
In addition, the deeper the well, the less water can be delivered by one person using a hand pump.
Why not hook up a hand pump along with an electric pump to your existing well?
India Mark-li (65 mm), and 32 mm mark-M deep well hand pumps in various Non Tribal Districts of H*nachaJ Pradesh (Sub-Head:- Drilling of bore well by DTH/ OOEX/ Percussion Catyx/RC portable Rigs) (one standard Hand Pump 60 maters deep) Under l&PH Division, Dahousie
Tenders are invited for Provision and Installation of 12 nos india mark III 65mm 8 nos and 32 mm india II 3 Nos and 1 no off the road mark 3 deep well hand pump in various non tribal area of nerwa division teh chopal distt shimla SH: Drilling by DTH ODEX prescussion clays rcc potable rigs each standered hand pumps of 60 mtr deep.
Provision of india mark ll hand pump on replacement account in lieu of conventional hand pumps at cm, pj, rj, lpw, popr, lir, andn, kea, lknr, msw, orw, bst, govr, th, gkp, jea, crb, swa stations.
Tenders are invited for Drilling by DTH/ODEX Percussion/ Portable Rigs) (One Standard Hand Pump 60 Mtrs.