Cover closing and opening safety device for pressure cooker

A safety device and a technology of opening and closing lids, which are applied to pressure cookers and other directions, can solve problems such as complex structures and inability to completely eliminate safety hazards of pressure cookers, and achieve the effects of prolonging service life, simple and reasonable structure, and small force angle

Active Publication Date: 2005-09-14
ZHEJIANG SUPOR CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] But the shortcoming of this device is that its structure is more complicated; Simultaneously, when closing the lid, also need to determine whether the lid has been closed by experience, can not thoroughly eliminate the potential safety hazard of the pressure cooker

Method used

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  • Cover closing and opening safety device for pressure cooker
  • Cover closing and opening safety device for pressure cooker
  • Cover closing and opening safety device for pressure cooker

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0019] Such as figure 1 with figure 2 Shown, this pressure cooker opening and closing cover safety device is installed between the upper handle 3 and the lower handle 4 of pressure cooker, and it comprises parts such as push plate 1, slide pin 2, display bar 5 and spring 6.

[0020] Upper handle 3 is fixedly connected on the pot cover 11, and the middle part is a cavity for installing parts such as push plate 1. The push plate 1 is contained in the upper handle 3, and the button 1b on its top exposes the upper handle 3. By pushing the button 1b, the push plate 1 can be moved back and forth.

[0021] Such as figure 1 with image 3 As shown, the sliding foot 2 is bar-shaped, and it is hinged on the side of the push plate 1. The sliding foot 2 is also in the cavity of the upper handle 3 . In the cavity of the upper handle 3 there is a straight face 3a. A spring 6 is provided between the sliding foot 2 and the push plate 1 . In the unclosed state, under the action of the ...

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PUM

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Abstract

Disclosed a pressure-cooker on-off lid safety device belongs to commodity technique, solving the complexity and insecurity of prior device. This pressure-cooker on-off lid safety device is mounted between upper handgrip and lower handgrip, the upper handgrip is equipped a push-plate whose fore has a display panel, a safety valve is mounted on the pan lid which is opposite the display panel, in the upper handgrip a slide shoes mounted besides the push-plate is hinged with push-plate and a spring between them operates the boarder of slide shoes top to push one flat surface of upper handgrip, and an inclined surface is mounted on the lower handgrip opposite the slide shoes. Said pressure-cooker on-off lid safety device has simple structure and safety, while the forced angle of slide shoes in use is little conducing less shape distortion and prolonging working life.

Description

technical field [0001] The invention belongs to the technical field of daily necessities, and relates to a safety device for opening and closing a lid installed on a pressure cooker. Background technique [0002] In the pressure cooker, in order to make the pressure cooker safe to use, a safety device is usually provided on the opening and closing cover of the pressure cooker. The function of this safety device is: when the lid of the pressure cooker is not fastened in place with the body, the pressure in the pot cannot rise; when the lid of the pressure cooker is to be opened, if there is pressure in the pot, the lid cannot be opened. [0003] There are many types of safety devices for opening and closing lids of existing pressure cookers, and the specific operations are also different during use. Many structures have also been patented. "Pressure cooker air pressure automatic interlock safety device" provided by Chinese patent 00208275.6, it is made up of upper handle, f...

Claims

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Application Information

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IPC IPC(8): A47J27/09
Inventor 王华罗权
Owner ZHEJIANG SUPOR CO LTD
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