JPH01124250U - - Google Patents

Description

[Brief explanation of the drawing]

Figure 1 is a rear view of an aircraft that is an embodiment of the present invention;
Figure 2 is its front view, Figure 3 is its side view, and Figure 4 is its front view.
The figures show a part of Fig. 1, Fig. 5 shows the backpack frame, Fig. 6 is a cross-sectional view taken along the - line of Fig. 4, Fig. 7 is a cross-sectional view taken along the - line of Fig. 5, and Fig. 8 shows a cross-sectional view taken along the - line of Fig. 5. The figure shows a part of Figure 4, and Figure 9 shows a part of Figure 8.
A cross-sectional view taken along the line is shown. 1... Drug tank, 2... Engine, 3... Back frame, 4... Back strap, 5... Upper elastic body, 6
... Lower elastic body, 7, 8 ... Vinyl sheet, 3
a... Surface, 9... Stop.

Claims (1)

[Scope of utility model registration request] In a backpack-type pest control machine configured with a backpack frame 3 to which a drug tank 1, an engine 2, etc. are connected, and which can be carried on the back with a backpack band 4, a horizontally elongated machine with a certain thickness that can contact the shoulder flaps and lumbar regions of the human body is used. The upper elastic body 5 and the lower elastic body 6 are inserted between both the front and back vinyl sheets 7 and 8 with an interval in the vertical direction, and the space between the elastic bodies 5 and 6 is also horizontally outward. Both vinyl sheets 7 and 8 are partially thermally bonded to form an open recess.
The back support structure is characterized in that the back side vinyl sheet 7 is bonded to the wide surface 3a of the backpack frame 3 in a flat state and is fixed via a stopper 9.