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Lever Principle

Physics Science

Introduction

The principle of lever is also known as the "lever balance condition." In order for a lever to be balanced, the size of the two forces acting on the lever (the power point, the pivot point, and the resistance point) is inversely proportional to the length of their respective levers. The principle of leverage states that the power times the length of the power arm equals the resistance times the length of the resistance arm.

Lever Principle

When using a lever, in order to save effort, one should use a lever with a longer power arm than the resistance arm; if you want to save distance, you should use a lever with a shorter power arm than the resistance arm. Therefore, using a lever can save both effort and distance. However, to save effort, one must use a longer power arm.

The distance moved; to move less, one must exert more effort. To move less while saving effort is impossible.

The Composition and Working Principle of Pneumatic Transmission

Pneumatic transmission, which uses compressed air as a working medium for energy transmission and signal transmission, is a technology. The working principle of pneumatic transmission is to use an air compressor to convert the mechanical energy output by an electric motor or other prime movers into air pressure energy, and then under the action of control elements, the pressure energy is converted into mechanical energy of linear motion or rotation through execution elements, thus completing various actions and doing work. It can be known that the pneumatic transmission system is similar to the hydraulic transmission system.。

Company Profile

 Chili Toy Factory was established in 2007. After ten years of unremitting efforts, our company has gradually matured; We are a member of the National Ministry of Education Teaching Equipment Industry Association and a backbone enterprise of Zhejiang Province Teaching Equipment. The company has been awarded the "Heavy Contract and Credit-Keeping" unit by Yiwu City for three consecutive years, and in 2014, it was designated by the Zhejiang Provincial Education Bureau as the "Culture and Popularization Experiment Equipment Fixed-point Production Unit".

AiGou Company is a high-tech enterprise that integrates modern scientific research and development, educational equipment, curriculum design, teaching resource integration, and technical services. AiGou, with its high-tech products, is a professional enterprise in the development and production of popular science experiment teaching materials in the country. The products are exported to Europe and the United States.
After years of accumulation, the company has initially reached a certain scale. In terms of technological innovation, the company has professional design personnel engaged in the development of scientific education products and the upgrade and replacement of existing products. In terms of production, management, and service, the company strictly implements the standards of the ISO9001 international quality assurance system. In marketing, the AiGou products have been entered into many provinces and cities in the country and enjoy a good reputation. For many years, it has provided high-quality, advanced, professional series of modern teaching equipment and professional equipment research and development custom services for the educational community. With excellent, high-quality professional talents and perfect after-sales service, it ensures the excellence of product quality and establishes a good corporate image. The scientific education physical series, chemical series, photovoltaic, wind energy, geography, biology, art and other products of Qiquan have successfully won bids in the education bureau tenders for many times.

 AiGou Company continues to adhere to the business philosophy of 'quality first, service to diligence, honesty in conduct', providing excellent equipment and high-quality service for school teaching and research. We are willing to work diligently with new and old friends at home and abroad, join hands to progress, and devote our utmost efforts to education, dedicated to the cause of education.

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