Mobile Stand With Hinged Cradle And Pedal Brake
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Solution Overview
Problem
Existing mobile stands for parking vehicles, such as motorcycles, in confined spaces are complex and lack features for easy handling, braking, and vehicle extraction.
Innovation Solution
A mobile stand with a carrying platform featuring guide bevels, a frontal supporting pocket, castor wheels, a swinging pedal brake, and a hinged cradle for secure wheel accommodation, along with handlebars for easier handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a mobile stand with basic platform and wheels is used, then the stand can move and park vehicles, but the stand is difficult to control and brake
Solution Approach 1:
The patent introduces handlebars as an intermediary control mechanism that the user can grasp to easily maneuver the mobile stand. The handlebars serve as a mediator between the user's hands and the stand's movement, providing leverage and control without requiring direct manipulation of the stand body. This resolves the contradiction by adding a simple control interface that improves ease of operation without significantly complicating the overall structure.
Solution Approach 2:
The pedal brake system acts as an intermediary braking mechanism that the user can operate with foot pressure rather than hand strength. The pedal translates foot force into braking action through a linkage system, providing effective braking control. This intermediary mechanism makes the stand easier to control during loading and unloading operations without requiring complex brake systems.
2Ease of manufacture
If the stand structure is simplified, then manufacturing is easier, but vehicle security and stability are reduced
Solution Approach 1:
The patent divides the vehicle support function into separate modular components: the platform for general support, the cradle for wheel retention, and the pocket for front wheel positioning. Each component is a simple, easily manufactured piece that performs a specific security function. This segmentation allows each part to be optimized for its specific purpose while keeping individual manufacturing complexity low, yet achieving reliable vehicle security through the combination of parts.
Solution Approach 2:
The patent applies different local qualities to different areas of the stand to optimize both manufacturing and security. The platform has raised edges for general containment, the cradle has a specific curvature for wheel retention, and the pocket has a tapered shape for front wheel positioning. Each local area is shaped to provide the specific security function needed at that location, while all components remain simple enough for easy manufacture.
3Reliability
If the cradle is fixed rigidly, then wheel security is improved, but vehicle entry and exit become difficult
Solution Approach 1:
The patent implements a hinged cradle that can dynamically change its position between a raised security position and a lowered entry position. The hinge allows the cradle to swing downward to create an opening for wheel entry, then swing upward to secure the wheel. This dynamic movement resolves the contradiction by providing both easy vehicle access and reliable wheel security at different stages of the operation.
Solution Approach 2:
The spring mechanism performs preliminary action by automatically raising the cradle to its security position after the wheel has been placed. This eliminates the need for manual cradle adjustment and ensures the wheel is immediately secured once entered. The spring's preliminary action of auto-raising the cradle maintains reliability without complicating the entry process.
4Ease of operation
If springs are added for vehicle extraction, then ease of removal is improved, but device complexity increases
Solution Approach 1:
The spring mechanism is designed to be self-service by automatically providing the extraction force needed to remove the vehicle. When the user releases the vehicle, the spring automatically pushes the cradle upward, creating the extraction motion without requiring additional user effort or complex control mechanisms. This self-service capability improves ease of extraction while keeping the mechanism simple.
Solution Approach 2:
The patent replaces what could be a complex motorized or hydraulic extraction system with a simple mechanical spring mechanism. The spring stores potential energy during vehicle loading and releases it during extraction, substituting a potentially complex active system with a passive mechanical element. This substitution achieves easy vehicle extraction without significantly increasing device complexity.
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 stand facilitates easier parking and extraction of vehicles by providing a simpler design with improved braking and handling capabilities, while also accommodating different vehicle sizes.
Implementation Method 1
each of which is provided with a pair of castor wheels rotatably housed about a vertical axis
Implementation Method 2
The stand is thus braked by extending the supporting legs and thus lifting the stand, the wheels get out of contact with the ground
Implementation Method 3
a cradle housed removably from above hingedly connected to the carrying platform
Implementation Method 4
by the crossing the cradle swings over and secures the wheel
Implementation Method 5
springs for easier exit/extraction of the parked vehicle from the stand
Data Source
Figure 1
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AI summary
A mobile stand for parking vehicles formed by a carrying platform (1), the side edges of which are shaped upwards in the form of guide bevels (101). The platform (1) has a frontal supporting pocket (2) in the front part and is provided with a front chassis (4) and a rear chassis (5) attached from the bottom in the frontal and end part thereof, each of which is provided with a pair of castor wheels (6) rotatably housed about a vertical axis. The platform (1) has further a cradle (9) housed removably from above hingedly connected to the carrying platform (1). The rear chassis (5) is provided with a swinging pedal brake (7) formed by a footplate (71) connected to vertically downward extending supporting legs (72).