The Better Mouse Trap Co. / sample paperwork

Design Principles Review

Sample — fictitious company

Sample — fictitious company. All numbers and people are invented scenario assumptions. This is draft concept paperwork; no physical testing, customer evidence, certification, filing or sign-off has occurred.

BasicRevision C12026-10-24sample-draft16 entries
Design Principles Review
ProjectConcept / exact revisionArea IDReview areaReview promptRelated need / requirement IDsStatus / applicability reasonEvidence / source / exact revisionOptional rating / defined scaleLinked risk / FMEA IDsLinked test IDs / evidenceActionOwnerReview date / decisionSource URL
BasicC1DP-01UsefulnessWhich user need does each feature serve, and what can be simplified without losing required function?R01Applicable; proposed response: Basic serves reusable capture; omit electronics to simplify handlingConcept C1; no validation evidenceNot rated — no validated scaleDF01T01 plannedBasic serves reusable capture; omit electronics to simplify handling; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-02SimplicityCan parts, controls or steps be removed while preserving safety, service and accessibility?R02Applicable; proposed response: Use captive bait pocket and tool-free shell; minimize moving latch partsConcept C1; no validation evidenceNot rated — no validated scaleDF02T02 plannedUse captive bait pocket and tool-free shell; minimize moving latch parts; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-03UnderstandabilityCan intended users recognize what to do from form, cues and a coherent explanation of operation?R03Applicable; proposed response: Visible set/release cues and external slider; unloaded novice trials pendingConcept C1; no validation evidenceNot rated — no validated scaleDF03T03 plannedVisible set/release cues and external slider; unloaded novice trials pending; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-04Mapping and feedbackDo controls relate clearly to their effects, and do users perceive relevant changes or failure to act?R04Applicable; proposed response: External slider maps to door; window shows occupancy; positive latch state visibleConcept C1; no validation evidenceNot rated — no validated scaleDF04T04 plannedExternal slider maps to door; window shows occupancy; positive latch state visible; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-05ConstraintsCan foreseeable incorrect actions be prevented or detected before causing harm, without obstructing correct use?R05Applicable; proposed response: Key wrong-way hinge and cassette; keep fingers outside pathConcept C1; no validation evidenceNot rated — no validated scaleDF05T05 plannedKey wrong-way hinge and cassette; keep fingers outside path; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-06Tolerance for errorWhat happens after an accidental action, and how can the person recover or reach a safe state?R06Applicable; proposed response: Fail safe to contained occupancy; never auto-open on power loss; recovery instructions unvalidatedConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedFail safe to contained occupancy; never auto-open on power loss; recovery instructions unvalidated; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-07Physical effortAre force, posture, sustained holding, repetition and fatigue suitable for the actual task and users?R06Applicable; proposed response: Proposed 0.18 kg; grip force not measured; include limited-strength adultsConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedProposed 0.18 kg; grip force not measured; include limited-strength adults; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-08Fit and reachAre grip, reach, clearance and adjustability justified for the intended population, including clothing and aids?R06Applicable; proposed response: 30 mm release-path separation proposed; no anthropometric fit proof; validate gloved reachConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 planned30 mm release-path separation proposed; no anthropometric fit proof; validate gloved reach; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-09Perceptible informationAre essential cues usable with relevant sensory differences, lighting, noise and foreseeable distraction?R06Applicable; proposed response: Use shape/text as well as color; contrast and low-light checks planned; no accessibility claimConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedUse shape/text as well as color; contrast and low-light checks planned; no accessibility claim; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-10Users and environmentAre intended users, experience, tasks, training and use conditions stated rather than assumed?R06Applicable; proposed response: Adult homeowners; dry indoor capture; wash only empty shellConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedAdult homeowners; dry indoor capture; wash only empty shell; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-11Use-error scenariosWhich interface or task conditions could lead to harmful mistakes, and where are the risks and actions recorded?R06Applicable; proposed response: Misuse: child/pet access, missed checks, fingers in entry; linked DF01–DF06 and later hazardsConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedMisuse: child/pet access, missed checks, fingers in entry; linked DF01–DF06 and later hazards; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-12HonestyDo form, labeling and proposed claims match what the design and evidence actually support?R06Applicable; proposed response: No humane certification, capacity rating or performance statement; all dimensions proposedConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedNo humane certification, capacity rating or performance statement; all dimensions proposed; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-13DurabilityWill function, appearance and useful life hold up under expected wear, cleaning, maintenance and repair?R06Applicable; proposed response: Cycle latch, wash and soil trials before life claims; battery/firmware aging where applicableConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedCycle latch, wash and soil trials before life claims; battery/firmware aging where applicable; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-14LifecycleHave materials, replaceable parts, disassembly, reuse and actual end-of-life routes been considered?R06Applicable; proposed response: Separate materials and serviceable cassette; actual recycling route not selected; battery e-waste instructions needed where fittedConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedSeparate materials and serviceable cassette; actual recycling route not selected; battery e-waste instructions needed where fitted; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-15DetailAre consequential dimensions, finishes, edge treatments and tolerances justified and coordinated with engineering?R06Applicable; proposed response: Door stack, edge finish and vent access need actual C1 drawings and supplier reviewConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedDoor stack, edge finish and vent access need actual C1 drawings and supplier review; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified
BasicC1DP-16ValidationHave representative users tried the relevant tasks on the specified revision, with observations and open issues recorded?R06Applicable; proposed response: No users tested; 10-user unloaded task and independent welfare review planned, not completedConcept C1; no validation evidenceNot rated — no validated scaleDF06T06 plannedNo users tested; 10-user unloaded task and independent welfare review planned, not completed; validate before gateSam ReedNot reviewed; no dateReference design-principles.json; primary sources not second-pass verified