Charging Head Buffer Assembly for Wrong-Orientation Docking

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Solution Overview

Problem

Charging devices, such as medical terminals, can suffer damage due to improper orientation when placed in charging apparatuses, leading to impacts between the charging head and the device.

Innovation Solution

A charging apparatus with an accommodating case and a charging assembly that allows devices to slide in, with the charging assembly being elastically supported, enabling it to be plugged into or compressed by the device, reducing collision damage through elastic support and a buffer assembly to absorb impact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the device is placed into the charging apparatus in a wrong direction, then the device can be charged, but damage may be caused to the charging head and/or the device due to impact

Engineering Contradiction:
Improvecharging convenienceVSAvoidimpact damage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent applies beforehand cushioning by designing a buffer assembly positioned between the charging head and the device. This buffer assembly includes buffering components that are pre-configured to absorb impact forces. When the device is incorrectly inserted, the buffer assembly activates to cushion the collision, preventing damage to both the charging head and the device while still allowing the charging function to proceed.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Reliability

If the charging assembly is made rigid to ensure stable charging connection, then charging reliability is improved, but damage occurs when device orientation is wrong

Engineering Contradiction:
Improvecharging connection stabilityVSAvoidimpact resistance
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The patent applies dynamics by making the charging assembly movable rather than fixed. The charging assembly can move along the insertion direction and is elastically supported by elastic components. This dynamic design allows the charging assembly to adapt to different insertion orientations, maintaining stable charging connection when correctly inserted while absorbing impact forces when incorrectly inserted, thus resolving the contradiction between connection stability and impact resistance.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies parameter changes by modifying the physical state of the charging assembly through elastic support. The elastic components allow the charging assembly to change its position and absorption characteristics based on the insertion force and orientation. When the device is correctly inserted, the charging assembly maintains stable contact; when incorrectly inserted, the elastic support allows the charging assembly to compress and absorb the impact energy, changing from a rigid connection to a cushioned state.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If the charging head is positioned to always face the opening, then charging is enabled, but the device may collide with the charging head causing damage

Engineering Contradiction:
Improvecharging availabilityVSAvoidcollision damage
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an intermediary element - the buffer assembly - positioned between the charging head and the device. This buffer assembly acts as a mediator that absorbs and dissipates collision forces. The buffer assembly includes buffering components that can deform to absorb impact energy, thereby protecting both the charging head and the device from damage while still allowing the charging function to be performed when the device is correctly inserted.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Prevents damage to the charging apparatus and device by allowing flexible orientation and absorbing impact, ensuring safe and effective charging even when devices are misaligned.

Implementation Method 1

The charging assembly may be elastically supported by the base assembly such that at least a portion of the charging assembly may be capable of extending out of a surface of the base assembly

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a buffer assembly configured to change a movement speed of the device

Methodology Applied
Scientific EffectImpact absorption: Damping

Data Source

PatentUS20260088640A1Charging apparatus for avoiding a damage to a charging head of the charging apparatus and a device
Publication Date: 2026.03.26 SHANGHAI UNITED IMAGING HEALTHCARE
  • US20260088640A1 patent drawing
  • US20260088640A1 patent drawing
  • US20260088640A1 patent drawing

AI summary

The present disclosure relates to a charging apparatus for a device that includes a charging port. The charging apparatus may include an accommodating case with an opening at a surface of the accommodating case. The opening may be configured such that the device may be capable of sliding into the accommodating case through the opening. And the charging apparatus may include a charging assembly disposed within the accommodating case. When the device slides into the accommodating case through the opening, if a side of the device with the charging port faces the charging assembly, at least a portion of the charging assembly may be capable of being plugged into the charging port; or if a side of the device without the charging port faces the charging assembly, the charging assembly may be capable of being compressed by the device.