US 12,420,293 B2
Gardening sprayer
Chin-Yuan Chen, Lukang Township, Changhua County (TW)
Assigned to SHIN TAI SPURT WATER OF THE GARDEN TOOLS CO., LTD, Changhua County (TW)
Filed by SHIN TAI SPURT WATER OF THE GARDEN TOOLS CO., LTD, Lukang Township, Changhua County (TW)
Filed on Oct. 30, 2022, as Appl. No. 17/976,833.
Prior Publication US 2024/0139760 A1, May 2, 2024
Int. Cl. B05B 1/30 (2006.01); B05B 9/01 (2006.01); B05B 12/00 (2018.01)
CPC B05B 1/3026 (2013.01) [B05B 9/01 (2013.01); B05B 12/0022 (2018.08)] 8 Claims
OG exemplary drawing
 
1. A gardening sprayer comprising: a main body, an adjusting valve and an output unit; wherein:
the main body has an input portion and an output portion at respective ends, the output portion comprising the output unit, and a flow channel disposed between the input portion and the output portion; when the input portion of the main body is connected to a water source, water flows through the flow channel, the output portion and the output unit, and a flow control aperture passing through the main body and connecting to the flow channel is disposed between the input portion and the output portion, for accepting the adjusting valve;
the adjusting valve has a shaft bolt and a positioning sleeve respectively combined from two opposite sides of the flow control aperture, a stopping edge disposed respectively on the shaft bolt and the positioning sleeve limiting movement of the shaft bolt such that the adjusting valve is only capable of moving in the flow control aperture without escaping;
furthermore, both of the shaft bolt and the positioning sleeve are respectively jacketed with at least one sealing washer, and the shaft bolt has a blocking portion having an outer diameter and a passing portion with a smaller outer diameter than the outer diameter of the blocking portion.