Spraying of plants, and apparatus therefor

Details Spraying of plants, and apparatus therefor Spraying of plants, and apparatus therefor

B - Operations, Transporting

05

B

222/51

B05B 11/00 (2006.01) A01M 7/00 (2006.01) B05B 9/08 (2006.01) F04B 33/00 (2006.01) F04B 45/02 (2006.01)

Patent

CA 1131596

- 1- ABSTRACT OF THE DISCLOSURE The liquid reservoir tank or plant spraying equipment of the haversack type is pressurised by a pair of foot pumps worn by the operator under his shoes. Each pump comprises a resiliently compressible hollow cushion which is compressed by the operator's weight as he places the relevant foot on the ground and which expands when he lifts that foot from the ground, air being drawn into the cushion as it expands and being displaced from it into the tank as the cushion is compressed.

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