{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp12_substrate_denial72_20260805","research_id":"eoa_inverse_innovation_exp12_light_screen_20260805","cell_id":"prediction_error_learning_calibration__chemistry_materials","search_lanes":{"direct_problem_and_intervention":{"queries":["composite cure spring-in distortion tool compensation mold geometry witness coupon","composite springback adaptive mold compensation adjustable tooling curvature","patent self adjusting mold springback feedback composite curvature"],"source_ids":["SRC1","SRC3","SRC4"],"no_result_note":"No retained source disclosed the complete passive coupon-to-comparator-to-ratchet mold-update mechanism."},"synonyms_and_historical_terms":{"queries":["composite cure distortion spring-in warpage tool compensation coupon","composite shape distortion compensated tooling trial-and-error mold compensation","witness coupon curvature composite cure distortion"],"source_ids":["SRC1","SRC2","SRC4"],"no_result_note":null},"products_practices_and_standards":{"queries":["composite tooling spring-in compensation adjustable mold insert","ASTM composite process control witness coupon cure distortion","composite witness coupon co-cured process qualification standard coupon"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":"The retained standards-oriented search did not identify a standard prescribing curvature-witness-driven automatic mold compensation."},"component_combination":{"queries":["mechanical deadband bidirectional ratchet adaptive mold curvature","passive mechanical feedback ratchet deadband shape compensation manufacturing","adaptive tooling measure part shape adjust mold next part springback"],"source_ids":["SRC2","SRC3"],"no_result_note":"Adjacent error-based compensation and mechanically adjustable tooling were found separately, but not their passive combination with a witness coupon, deadband, and bidirectional ratchet memory."}},"sources":[{"source_id":"SRC1","title":"Investigation of Springback Associated with Composite Material Component Fabrication","publisher":"NASA Technical Reports Server / Marshall Space Flight Center","url":"https://ntrs.nasa.gov/citations/19980007549","source_type":"PRIMARY_RESEARCH","claims_supported":["Composite-component springback is an experimentally visible manufacturing problem.","Tool material, resin viscosity or flow, vacuum bagging, and cure method can materially affect springback.","The reported designed experiment found reproducible factor effects, supporting controlled benchtop testing."]},{"source_id":"SRC2","title":"An efficient closed-form solution for springback prediction and compensation in elastic–plastic creep age forming","publisher":"Springer Nature","url":"https://link.springer.com/article/10.1007/s00170-022-10607-3","source_type":"PRIMARY_RESEARCH","claims_supported":["Compensating tool shape toward a target curvature is an established springback-control practice.","Displacement adjustment iteratively compares formed shape with target shape and applies the signed geometric error to the next tool shape.","A gain coefficient is an established way to scale iterative compensation, while experiments and prediction errors create convergence and cost concerns."]},{"source_id":"SRC3","title":"US11618187B2 — Tooling to enable variation in radius of molded continuous fiber reinforced polymer curved components","publisher":"Google Patents / United States Patent and Trademark Office record","url":"https://patents.google.com/patent/US11618187B2/en","source_type":"OTHER","claims_supported":["Prior tooling uses flexible or sprung mold members whose curvature can be mechanically changed.","Pins or multiple actuators can vary tooling curvature in greater or lesser directions.","The adjustable tooling is specifically directed to molded continuous-fiber-reinforced polymer components and can change shape between molding operations."]},{"source_id":"SRC4","title":"Challenges of complex monitoring of the curing parameters in coupons for LRI manufacturing","publisher":"INCAS Bulletin","url":"https://bulletin.incas.ro/files/torre-poza_pinto__all__vol_13_iss_1.pdf","source_type":"PRIMARY_RESEARCH","claims_supported":["Composite shape distortion, including warpage and spring-in, can cause assembly mismatch and component rejection.","Thermal anisotropy, polymerization shrinkage, tool-part interaction, resin flow or compaction, and temperature gradients are identified distortion mechanisms.","Curved composite coupons with controlled geometry have been manufactured and instrumented to study process parameters and shape distortion.","Coupon measurements can reveal spatial strain and temperature variation, underscoring that coupon representativeness cannot be assumed."]}],"problem_evidence":{"status":"PARTLY_SUPPORTED","finding":"Composite spring-in and warpage, their dimensional consequences, and their dependence on tooling, resin behavior, cure conditions, and spatial process variation are directly visible. Iterative tool-shape compensation is also established. The narrower premise—persistent lot-to-lot signed drift that a standardized co-cured strip reliably predicts for a full panel—was not directly demonstrated by the retained sources and remains an empirical dependency.","source_ids":["SRC1","SRC2","SRC4"]},"closest_prior_art":[{"name":"Signed displacement-adjustment springback compensation","source_ids":["SRC2"],"overlap":"Compares realized shape with a target, preserves error direction, and updates the next tool shape with a configurable gain.","remaining_difference":"It is an analytical or experimentally informed iterative method, not a passive coupon-actuated comparator with a deadband, opposed ratchets, persistent mechanical memory, and hard-bounded increments."},{"name":"Mechanically adjustable flexible CFRP molding tooling","source_ids":["SRC3"],"overlap":"Provides a flexible mold surface whose curvature can be increased or decreased mechanically between molding operations.","remaining_difference":"It does not disclose sensing a co-cured witness coupon, comparing it with a master arc, filtering small errors through a deadband, or automatically storing signed updates in ratchets."},{"name":"Instrumented curved coupons for composite cure-distortion study","source_ids":["SRC4"],"overlap":"Uses controlled curved composite coupons to observe cure conditions, strain, and mechanisms associated with spring-in and shape distortion.","remaining_difference":"The coupons feed measurement and simulation rather than directly actuating a passive mold-correction mechanism, and equivalence between coupon curvature and panel curvature is not established."}],"prior_art_disposition":"ADJACENT_PRIOR_ART","contrastive_claim_remaining":"Within a repeated, non-safety-critical composite molding process where a standardized co-cured witness strip demonstrably predicts the panel's signed mean-curvature error, directly coupling that strip to a master-arc comparator, central deadband, opposed one-increment ratchets, and hard-stopped flexible insert can reduce persistent next-cycle curvature bias without computation or a human-selected correction. The remaining distinction is the complete passive compare-filter-store-adjust linkage, not coupons, iterative compensation, or adjustable molds individually.","contrastive_claim_falsifier":"The contrastive claim is falsified if an earlier public source discloses the same coupon-driven passive signed comparator, deadband, bounded bidirectional mechanical memory, and next-cycle mold-curvature update, or if blinded drift trials show inadequate coupon-to-panel sign agreement, no improvement over a locked ratchet, excessive false updates from seating or damage, or greater oscillation than the fixed-mold control.","gates":{"adequate_source_search":{"status":"PASS","rationale":"The bounded search covered direct wording, spring-in and warpage terminology, coupon monitoring, established compensation practice, adjustable composite tooling, patents, standards-oriented queries, and combinations of passive-feedback components. Four opened sources from NASA, Springer, a patent record, and INCAS were retained.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"Primary research supports consequential composite springback and cure-induced distortion plus sensitivity to material, tooling, and process conditions; only the proposed witness strip's batch-level predictive adequacy remains unproven.","source_ids":["SRC1","SRC4"]},"distinct_testable_claim":{"status":"PASS","rationale":"Although all major subcomponents have adjacent precedent, the retained art did not show the complete passive coupon-to-deadband-to-bidirectional-memory-to-mold linkage. Its incremental effect and coupon-representation premise are experimentally falsifiable.","source_ids":["SRC2","SRC3","SRC4"]},"bounded_next_test":{"status":"PASS","rationale":"The proposed 24-cycle locked-versus-adaptive benchtop comparison is bounded and measures sign agreement, next-cycle bias, false updates, oscillation, and shortcut probes. Designed composite experiments and curved coupon monitoring indicate these measurements are practicable.","source_ids":["SRC1","SRC4"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"The authorized first step is limited to inert or non-safety-critical coupons, one-tooth updates, independent measurements, hard stops, rollback, and explicit halt conditions under a responsible process engineer. Production and safety-critical tooling are excluded; no obvious authority or safety stop blocks that benchtop test.","source_ids":[]}},"screen_survival":true,"world_novelty_boundary":"This coarse public-web screen found adjacent prior art but no close match among the retained sources. It cannot establish world novelty, patentability, freedom to operate, market size, expert acceptance, production safety, realized value, or the absence of relevant nonpublic, non-English, poorly indexed, or unsearched patent and technical literature."}