3results about How to "Adjust hardness" patented technology

The utility model discloses an electric cooker with a water quantity detection function, which comprises a cooker body and a cooker cover, the cooker cover is arranged on the cooker body and is rotatably connected with the cooker body, a mounting cover is arranged at the top end of the cooker body, the electric cooker further comprises a water quantity detection assembly, the water quantity detection assembly comprises a floating plate and a measuring rod, and the floating plate is arranged on the mounting cover. The bottom end of the measuring rod sequentially penetrates through the mounting cover and the cooker cover and is provided with the floating plate, the measuring rod can slide relative to the mounting cover and the cooker cover, a clamping groove is formed in the outer side of the part, arranged in the mounting cover, of the measuring rod, scale marks are arranged on the surface of the measuring rod, and the floating plate is arranged on the measuring rod. According to the electric cooker with the water quantity detection function, a user can conveniently detect the water level in the electric cooker in the working process of the electric cooker.

The utility model relates to the field of household articles, especially adjustable hardness's spring mattress. The utility model provides a kind of adjustable hardness's spring mattress, which can adjust the hardness of mattress by adjusting the deformation of spring, is convenient for different use requirements, and has high flexibility. The adjustable hardness's spring mattress includes mattress body and support pad, and the support pad is placed in the upper part of the mattress body. The utility model connects the gas injection equipment to the air inlet on the air cock seat, injects gas into the gas guide pipe through the gas injection equipment, makes the gas enter the air bag through the gas guide pipe, and then makes the air bag expand. The spring is squeezed and shrunk by the expansion of the air bag, which can adjust the hardness of mattress by adjusting the deformation of spring, is convenient for different use requirements, and has high flexibility.