Camera Accessory Grip Lid for Battery Access

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Solution Overview

Problem

Users with large hands face difficulty inserting or ejecting batteries from cameras equipped with extended grips, as they need to detach the grip and open the camera's bottom lid separately, making the process cumbersome.

Innovation Solution

A camera accessory with a detachable and attachable extended grip that includes a fastening member and a movable lid member, allowing battery insertion and ejection while the accessory is attached to the camera's bottom surface, featuring a grip lid member that rotates between open and closed positions to access the battery chamber.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If an extended grip is attached to the bottom surface of the camera to improve holding performance for users with large hands, then the holding performance is improved, but the user must first detach the extended grip before opening the lid member on the bottom surface to insert or eject the battery

Engineering Contradiction:
Improveholding performanceVSAvoidoperation steps for battery access
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The extended grip is divided into two main components: the grip body and the lid member. The lid member can be opened independently from the grip body, allowing battery access without detaching the entire extended grip from the camera. This segmentation enables the user to maintain the holding performance benefit while simplifying battery access operations.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the extended grip is attached to the bottom surface of the camera, then the holding performance is improved, but the user needs to perform multiple separate actions (detach grip, open lid) to access the battery

Engineering Contradiction:
Improveholding performanceVSAvoidtime to access battery
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The extended grip is divided into two main components: the grip body and the lid member. The lid member can be opened independently from the grip body, allowing battery access without detaching the entire extended grip from the camera. This segmentation enables the user to maintain the holding performance benefit while simplifying battery access operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lid member is extracted as a separate functional component from the grip body. This allows the lid to be operated independently to access the battery compartment, separating the battery access function from the grip attachment function, thereby reducing the time and steps required for battery access.

Inventive Principle:
Principle #2Taking out (Extraction)

3Device complexity

If a traditional camera lid member structure is used, then the structure is simple, but the lid cannot remain attached to the camera when an extended grip is attached

Engineering Contradiction:
ImprovestructureVSAvoidcompatibility with extended grip
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The extended grip is divided into two main components: the grip body and the lid member. The lid member can be opened independently from the grip body, allowing battery access without detaching the entire extended grip from the camera. This segmentation enables the user to maintain the holding performance benefit while simplifying battery access operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The extended grip structure is designed to serve multiple functions: it provides enhanced holding performance for users with large hands, maintains attachment to the camera during battery access, and allows independent lid operation for battery insertion and ejection. This multi-functionality makes the structure adaptable to both extended grip usage and traditional battery access requirements.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11513429B2Camera accessory and camera
Publication Date: 2022.11.29 CANON KK
  • US11513429B2 patent drawing
  • US11513429B2 patent drawing
  • US11513429B2 patent drawing

AI summary

A camera accessory attachable to and detachable from a bottom surface of a camera includes an accessory body, a fastening member configured to attach the accessory body to the bottom surface, an opening that allows a battery to be inserted into and ejected from the camera while the accessory body is attached to the bottom surface, and an accessory lid member attached to the accessory body and movable between an open position for opening the opening and a closed position for closing the opening.