Surface cleaning apparatus
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Solution Overview
Problem
Upright vacuum cleaners with detachable portable surface cleaning units often require users to stop cleaning to unlock and remove the unit, limiting flexibility and efficiency, especially when cleaning under furniture or using the unit independently.
Innovation Solution
A surface cleaning apparatus with a pivotally mounted upper section that automatically unlocks the portable surface cleaning unit when moved to a floor cleaning position, allowing for seamless transition and retention via magnetic or mechanical members, enabling continuous cleaning without interrupting the process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the portable surface cleaning unit is securely locked to the upper portion, then the unit remains stable during operation, but the user must stop cleaning to manually unlock and remove the unit
Solution Approach 1:
The locking mechanism transitions from a static locked state to a dynamic unlocked state automatically when the upper portion pivots to the floor cleaning position. The lock engages when the upper portion is in the upright position and disengages when the upper portion is in the floor cleaning position, allowing the portable unit to be securely held during transport but easily removed during operation without manual intervention
2Ease of operation
If the lock is manually operated, then the user has control over when to remove the unit, but the user must stop cleaning to disengage the lock
Solution Approach 1:
The locking mechanism serves itself by automatically locking and unlocking based on the position of the upper portion. When the user pivots the upper portion to the floor cleaning position, the lock automatically disengages without requiring the user to manually operate it, allowing continuous cleaning operation without time loss
3Adaptability or versatility
If the portable unit is removably mounted, then the user can use it independently or clean under furniture, but the unit may become loose or detach accidentally
Solution Approach 1:
The mounting system dynamically adjusts between a secure locked state when the upper portion is upright and a loose unlocked state when the upper portion is in the floor cleaning position. This dynamic behavior allows the portable unit to be securely mounted during transport but easily removable during operation, providing both reliability and versatility
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
Enables users to clean under furniture and use the portable unit independently without stopping, enhancing cleaning efficiency and flexibility by allowing automatic unlocking and secure retention of the unit during floor cleaning operations.
Implementation Method 1
The surface cleaning apparatus also includes a retaining member which maintains the pod on the upper portion when the lock is disengaged
Data Source
AI summary
A reconfigurable upright vacuum cleaner has a portable surface cleaning unit removably mounted to an upper portion. The portable surface cleaning unit has a suction motor and an air treatment member. The air treatment member is removably mounted to the portable surface cleaning unit and secured in position by an air treatment member lock. The portable surface cleaning unit is secured in position by a portable surface cleaning unit lock. When the portable surface cleaning unit is mounted to the upper portion and the upper portion is in the storage position, the portable surface cleaning unit actuator is provided on an upper end of the portable surface cleaning unit and the air treatment member release actuator is provided on an upper end of the air treatment member.