Patent Standing Office Chair

The patent standing office chairs that can be found mainly include 'A Standing Office Seat', and it is not clearly mentioned whether LeanChair is a patented product. Here is a detailed introduction:

'A Standing Office Seat'

• Patent Information: The application publication number is CN 212325887 U, the application publication date is January 12, 2021, the application number is CN202020333762.4, the application date is March 17, 2020, the applicant is Shaanxi University of Science and Technology, and the inventors are He Xuemei and Shao Xiaoyu. However, this patent right was terminated on March 3, 2023, due to non-payment of annual fees.
• Structural Features: This seat includes a base plate and support feet installed under the base plate. There is a bracket at the rear of the base plate, with a height adjustment slot at the upper end of the bracket. A height adjustment rod is placed inside the height adjustment slot, and a seat surface is installed at the upper end of the height adjustment rod. A footrest is installed at the front of the upper side of the base plate.
• Functional Effects: When in use, the seat surface height can be adjusted as needed, facilitating changes in sitting posture and being suitable for office workers who sit for long periods. It helps maintain blood circulation, open the hip joints, keep the spine in the correct position, and prevent harm to the human body caused by prolonged sitting. At the same time, the height adjustment slot can adjust the seat height to meet the usage needs of different users.

LeanChair

• Development Situation: Developed by software developer Wayne Yeager.
• Design Features: In response to the problem of discomfort caused by long-term use of traditional standing chairs, it adopts a leaning structure to share the body weight. It has a steel frame support system at the bottom, combined with a footrest assembly. There is a support platform at waist height for placing keyboards and mice, and its overall shape is similar to an office executive chair with a reduced tilt angle.
• Product Stage: After two years of prototype iteration, the product is still in the final design stage as of the release of the reference materials, and it is not clearly mentioned whether it is a patented product.