Imaging Grip Curved Corners Battery Storage

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Solution Overview

Problem

Existing imaging apparatus grip structures do not effectively accommodate batteries, leading to increased size and difficulty in holding the device due to terminal placement and corner radii that do not match the battery's curvature.

Innovation Solution

A grip structure with a battery storage part featuring curved corners matching the battery's curvature, allowing for efficient battery placement and reduced device size, along with terminal placement on the bottom wall to minimize horizontal dimensions and enhance ergonomics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the grip structure uses straight corners and flat surfaces, then manufacturing is simpler, but the device becomes difficult to hold and has increased size

Engineering Contradiction:
Improveease of holdingVSAvoidcorner curvature design
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The grip structure incorporates curved corners with specific radii of curvature that match the battery's cylindrical shape. This curvature design allows the grip to conform to the natural shape of the hand, improving ease of holding while efficiently accommodating the cylindrical battery cells without requiring excessive horizontal space.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Length of stationary object

If the terminal is placed on the side wall, then electrical connection is achieved, but the horizontal dimension increases making the device larger

Engineering Contradiction:
Improvehorizontal dimensionVSAvoidterminal placement complexity
Core Design Contradiction:
Length of stationary objectVSEase of manufacture

Solution Approach 1:

The terminal connection is relocated from the horizontal side wall to the vertical bottom wall of the battery storage chamber. This dimensional repositioning allows electrical connection while minimizing the horizontal footprint of the device, as the terminal extends vertically rather than horizontally.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Volume of stationary object

If the corner radius is smaller than the battery cell radius, then the grip structure is more compact, but the battery cannot be properly accommodated

Engineering Contradiction:
Improvegrip structure volumeVSAvoidbattery accommodation
Core Design Contradiction:
Volume of stationary objectVSAdaptability or versatility

Solution Approach 1:

The grip structure features localized curved surfaces at the corners with radii specifically matched to the battery cell dimensions. These localized curved regions provide optimal battery accommodation and ease of holding, while the rest of the structure maintains a compact form factor, achieving both adaptability and volume efficiency.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11539094B2Imaging apparatus, grip structure of imaging apparatus, and battery
Publication Date: 2022.12.27 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
  • US11539094B2 patent drawing
  • US11539094B2 patent drawing
  • US11539094B2 patent drawing

AI summary

A grip structure connected to a main body of an imaging apparatus includes a battery storage part configured to store a battery; an inner side wall surface of the battery storage part includes a first corner, a second corner, and a third corner each having a curved shape when viewed in an insertion direction of the battery; and each of the first, second, and third corners has a radius of curvature equal to or greater than a radius of curvature of a cylindrical cell built into the battery.