Optical Scanner Casing Stacking Mechanism

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Solution Overview

Problem

The existing optical scanning device casings are inefficiently transported and stored due to individual packaging, leading to increased costs and space requirements, as they cannot be stacked with the lid attached, which complicates compact storage and transportation of assembled devices.

Innovation Solution

The proposed solution involves a casing design with a main body and lid featuring positioning mechanisms that allow for stacking of both the main body alone and the assembled casing in multiple stages, utilizing engaging protrusions and recesses to secure horizontal and vertical alignment, thereby enabling efficient stacking and reducing transport and storage needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If casings are individually packed with space between them for transport, then the casing is protected from damage, but the transport cost and storage space increase

Engineering Contradiction:
Improvecasing protectionVSAvoidstorage space
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The casing is divided into two separate parts: the main body and the lid. This segmentation allows the main bodies to be stacked efficiently for transport and storage, while the lids can be separately managed. The engagement protrusions and recesses enable the segmented parts to reconnect when needed, maintaining protection while improving space utilization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple main bodies are stacked vertically to form a nested arrangement, with engagement protrusions on upper main bodies fitting into engagement recesses on lower main bodies. This nesting approach allows multiple casings to occupy the space of a single casing during transport, dramatically reducing storage volume while maintaining individual protection.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Volume of stationary object

If multiple main bodies are stacked without positioning mechanisms, then storage space is reduced, but the horizontal and vertical alignment is poor leading to instability

Engineering Contradiction:
Improvestorage spaceVSAvoidstacking alignment
Core Design Contradiction:
Volume of stationary objectVSStability of the object's composition

Solution Approach 1:

The engagement protrusions and recesses are designed to automatically guide and align stacked main bodies without requiring external positioning tools or mechanisms. When main bodies are stacked, the protrusions naturally fit into the recesses, self-correcting any misalignment and ensuring proper horizontal and vertical positioning. This self-aligning feature provides both stability and ease of use.

Inventive Principle:
Principle #25Self-service

3Productivity

If the lid is removed for stacking, then storage efficiency improves, but the casing structure is compromised and requires reassembly

Engineering Contradiction:
Improvestacking efficiencyVSAvoidassembly process
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The casing is divided into main body and lid segments that can be independently handled. The main bodies are designed with engagement features that allow stacking without the lids, while the lids retain their engagement protrusions to attach to the main bodies when needed. This segmentation enables flexible stacking operations while preserving the ability to reassemble complete casings.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240310750A1Casing for optical scanning device, including positioning mechanism that positions main body on upper side with respect to main body on lower side, in horizontal and height directions, and optical scanning device having such casing
Publication Date: 2024.09.19 KYOCERA DOCUMENT SOLUTIONS INC
  • US20240310750A1 patent drawing
  • US20240310750A1 patent drawing
  • US20240310750A1 patent drawing

AI summary

A casing for an optical scanning device is configured to accommodate therein a scanning optical system. The casing includes a main body, a lid, a first positioning mechanism, and a second positioning mechanism. The main body includes an opening formed in an upper face. The lid closes the opening of the main body. The first positioning mechanism positions, when a plurality of the main bodies are stacked in a plurality of stages, the main body on an upper stage in a horizontal direction and a height direction, with respect to the main body on a lower stage. The second positioning mechanism positions, when a plurality of the casings, each having the lid attached thereto, are stacked in a plurality of stages, the casing on the upper stage in the horizontal direction and the height direction, with respect to the casing on the lower stage.