Smartphone Building
Part · metrology

Bimetal contact temperature head

Bonded dissimilar expansion strips, mechanical linkage and pointer provide contact thermometry over an unqualified range.

Discovered · unresearchedClosure: OpenInventory incomplete

Capability requirements and tolerances

Consumer-specific numerical targets, quantities and acceptance limits remain open or incompletely reviewed. No smartphone-grade suitability is claimed. Distinct capability tiers require their own making route and qualification.

Making steps · draft selected for navigation; not a validated fabrication specification.

Known Parts and Tools

The selected route supplies this page's inventory and the map's dependency links from one record. Further requirements may be missing; review flags do not prove physical suitability.

RequirementRoleUseRelationship status
Bonded bimetal strip stockPartincorporated and consumed trialsCycle-checked; compatibility unknown
Bimetal pointer and linkage assemblyPartincorporatedCycle-checked; compatibility unknown
Joining equipmentToolreusedCycle-checked; compatibility unknown
Stone hand toolsToolreusedCycle-checked; compatibility unknown
Coarse comparison referenceToolverificationCycle-checked; compatibility unknown
Temperature fixed-point referenceToolverificationCycle-checked; compatibility unknown
Clay potteryToolreusedCycle-checked; compatibility unknown
Coarse pottery-still water condensatePartconsumedCycle-checked; compatibility unknown
First pit firing bedToolreusedCycle-checked; compatibility unknown
Wood or charcoal fuelPartconsumedCycle-checked; compatibility unknown
Hand-drill ignition kitToolreusedCycle-checked; compatibility unknown
Hot handling kitToolreusedCycle-checked; compatibility unknown
ContainersToolreusedCycle-checked; compatibility unknown
Metalworking protectionToolreusedCycle-checked; compatibility unknown
Dry storage coverToolreusedCycle-checked; compatibility unknown

Making outline

  1. Fit separately bonded dissimilar-expansion strip to retained mechanical contact clamp and pointer linkage, join and compare heating/cooling response in independently referenced phase baths
  2. Detailed procedure and acceptance remain unresearched.

What remains unresolved

Canonical reuse assessment
"New mechanical sensor principle avoids thermocouple fine-wire/readout path; materials and range not approved."

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Used by

Items that directly require this item in their selected inventory.

Paths from Smartphone

These routes together include every item that can lead from Smartphone to this item. Repeated path combinations are collapsed; recipes are omitted.

Shortest route: Smartphone → Covers → Temperature instruments → Bimetal contact temperature head

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