Concept 1.2 / Lozenge
Soft-Shell Hybrid
Device dimensions
mmModeled size · CAD R8
- Width
- 88 millimeters
- Height
- 136 millimeters
- Depth
- 24.5 millimeters
Soft silicone exterior with a woven front and a removable guided play mechanism.
4-page overview with technical appendices. The ZIP includes the same PDF and matching files.
Materials and process
Proposed EOS PA 2200 PA12 core, cast silicone skins (40 ±5 Shore A), woven polyester acoustic cloth and clear PMMA light guide. Grades, bonding and finish samples require supplier approval.

Front · Drag, use the arrow keys, or choose an angle.
Design inspiration. See CAD for the modeled geometry.
Original build scope
What to build first
One PA12 rigid fit set, one complete guided play coupon, one curved skin/core bond coupon, a woven cloth/W sample and a split PMMA optical sample. Quote the full silicone appearance article after these pass review.
Confirm before the affected stage
- Before mechanism trial
- Actual switches, final switch retention/lead detail and approved force/travel limits.Walkie One mechanical/electrical
- Before powered assembly
- Populated board identity, cable and receptacle mating data, dressed leads, actual battery maximum/aged envelope and retention limits.Walkie One electrical
- Before full finish
- Named silicone/cure/bond recipe, cloth SKU and W treatment, rear ink/primer and optical result.Rapid proposes; Walkie One approves
Inside the build package / R8
Files for this earlier build.
The handoff explains the build. The part schedule identifies quantities, materials and exact filenames. Check each file’s material and process role. Engineering review files are not a fabrication release.
- Parts to print
- Other manufacturing
- Assembly and records
- Required fit checks
Includes the handoff PDF, parts schedule and file manifest. Assembly views show how the represented parts fit together. Follow the handoff’s scope and open-item list before making parts.
Supporting engineering and archive
For individual assembly files, working inspection records or original engineering sources. The two downloads above contain the curated handoff. Original packages include development history and optional studies.
Original engineering archive
Walkie_One_Concept_1_2_R8_Engineering_Handoff.zip
ZIP · 152.5 MB
Includes editable sources and supporting evidence. Use the primary download for the current handoff.
File checksum
SHA-256: 65614322fb0b19be207de1c44eaeba8532f375ca6aba43650990eb8c9b29447cIndividual assemblies and working records
Case assembly
Walkie_One_Concept_1_2_R8_CASE_ONLY.step
STEP · 5.6 MB
File checksum
SHA-256: 283d5fb4f7b980eec568cefcc51c51a7233819456e1a07cb6a28cdd8af863f6eBill of materials
BOM.csv
CSV · 16 KB
File checksum
SHA-256: 3f97d02b425fdfda4e8a9506522cdbb6f5eccd0e7551cac8ab43735fe207daa8Build Traveler
Build_Traveler.csv
CSV · 1 KB
File checksum
SHA-256: eedf15bc03bf085dc7c1270861a7c2a50bb3165d155007cc10d3ddc6cc7a94fbAppearance assembly
Walkie_One_Concept_1_2_R8_APPEARANCE.step
STEP · 60.0 MB
File checksum
SHA-256: f96a4cc5f101e9c094ad11fef3286bb4422a9706ae359f5fea30e5b23741f53fInputs and decisions to confirm
Rapid_Open_Items.csv
CSV · 1 KB
File checksum
SHA-256: 22f5dd8c82e0f015ba3a6ca2f1828f1a56d0926ee1085a0d30967e305d0987b2Guided removable play cassette, stronger tray, skin bond reservoirs and split PMMA light guide. USB-alignment and sculpted-surround studies remain separate options. Physical fit, finish and switch qualification remain open.
Source: Local CAD package · R8. CAD and qualification status are documented in the handoff.
