Rotating Treadmill Head Frame to Prevent Front Housing Interference

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Solution Overview

Problem

Existing treadmills with lifting structures for climbing exercise modes have a front housing that can be easily kicked by users, disrupting their rhythm and posing safety hazards due to its higher height, and the use of turnable support legs does not adequately address these issues.

Innovation Solution

A treadmill design with a rotatable treadmill head frame that lifts or lowers the main body frame, incorporating a driving unit on the head frame to maintain power transmission and ensure the housing does not obstruct the user's movement, featuring a design that allows the housing to be lower than the running belt when in climbing mode.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the outer housing body is positioned higher than the treadmill platform to accommodate driving structures, then the driving components can be properly housed, but the user easily kicks the housing in climbing mode, causing damage and safety hazards

Engineering Contradiction:
Improvehousing structure designVSAvoidhousing damage resistance
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent applies the dynamics principle by making the front end housing movable rather than fixed. The housing is connected to the main body frame through a lifting mechanism that allows it to change position relative to the treadmill platform. When the treadmill transitions to climbing mode, the front end housing moves downward to a lower position that prevents user contact, while maintaining its structural integrity and accommodation of driving components.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the front end of the treadmill is lifted using turnable support legs to enable climbing mode, then the treadmill platform inclination is achieved, but the outer housing body remains high and still interferes with user movement

Engineering Contradiction:
Improveclimbing exercise modeVSAvoiduser movement freedom
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges the functions of the front end housing and the lifting mechanism. Instead of having separate support legs and a fixed high housing, the housing itself becomes part of the lifting structure. The housing is directly connected to the main body frame through rotatable connections, allowing it to move integrally with the platform inclination, thereby eliminating the interference problem while maintaining climbing functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing transitions from a static high position to a dynamic position that changes with the treadmill's inclination angle. The rotatable connection mechanism enables the housing to adapt its position according to the operating mode, moving downward when the platform is inclined to prevent interference with user movement.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If the outer housing body is positioned higher to accommodate driving structures, then the driving components are properly housed, but the user's running rhythm is affected and safety hazards occur in severe cases

Engineering Contradiction:
Improvedriving structure accommodationVSAvoiduser safety
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent applies dynamics by making the housing position variable rather than fixed. The housing is connected through a lifting mechanism that allows it to change position based on the treadmill's operating mode. In climbing mode, the housing moves to a lower position that eliminates the safety hazard of user contact, while still accommodating the driving structures when needed.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The design prevents users from kicking the front housing, provides a wider movable range, and allows for higher lifting and adjustable slopes, enhancing user safety and comfort while maintaining a visually appealing 'panoramic' effect.

Implementation Method 1

a treadmill head frame, the treadmill head frame being rotatably connected to the front end of the treadmill main body frame to lift or lower the treadmill main body frame

Methodology Applied
Scientific EffectGravitation: Gravitation

Implementation Method 2

the first driving unit is an electric motor, and the first driving unit is connected to the driving roller via a belt or chain in a transmission manner

Methodology Applied
Scientific EffectBelt transmission: Chain

Data Source

PatentUS12611568B2Treadmill
Publication Date: 2026.04.28 YONGKANG TIANTIAN AIPAO INTELLIGENT TECH CO LTD
  • US12611568B2 patent drawing
  • US12611568B2 patent drawing
  • US12611568B2 patent drawing

AI summary

Disclosed is a treadmill, including a treadmill main body frame, a running belt being arranged on the treadmill main body frame; and a treadmill head frame, the treadmill head frame being rotatably connected to a front end of the treadmill main body frame to lift or lower the treadmill main body frame. The treadmill head frame is equipped with a treadmill head housing, and the treadmill head frame has at least one position to cause a side of the treadmill head housing opposite to the running belt to be lower than an end of the running belt close to the treadmill head housing. After a front part of the treadmill is downturned integrally, a “panoramic treadmill platform” effect is formed visually, making the integral structure more beautiful.