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| <link:definition> 30103 - Disclosure - Business Description and Summary of Significant Accounting Policies (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureInventoriesTables" id="DisclosureInventoriesTables"> |
| <link:definition> 30203 - Disclosure - Inventories (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosurePropertyPlantAndEquipmentTables" id="DisclosurePropertyPlantAndEquipmentTables"> |
| <link:definition> 30303 - Disclosure - Property, Plant and Equipment (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureLongTermDebtTables" id="DisclosureLongTermDebtTables"> |
| <link:definition> 30403 - Disclosure - Long-Term Debt (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureEmployeeBenefitPlansTables" id="DisclosureEmployeeBenefitPlansTables"> |
| <link:definition> 30503 - Disclosure - Employee Benefit Plans (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureIncomeTaxesTables" id="DisclosureIncomeTaxesTables"> |
| <link:definition> 30603 - Disclosure - Income Taxes (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureShareholdersEquityTables" id="DisclosureShareholdersEquityTables"> |
| <link:definition> 30703 - Disclosure - Shareholders' Equity (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureBusinessSegmentsTables" id="DisclosureBusinessSegmentsTables"> |
| <link:definition> 31003 - Disclosure - Business Segments (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType roleURI="http://www.servotronics.com/role/DisclosureRelatedPartyTransactionsDetails" id="DisclosureRelatedPartyTransactionsDetails"> |
| <link:definition> 40901 - Disclosure - Related Party Transactions (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:linkbaseRef xlink:type="simple" xlink:href="svt-20221231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/> |
| | | <link:linkbaseRef xlink:type="simple" xlink:href="svt-20221231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/> |
| | | <link:linkbaseRef xlink:type="simple" xlink:href="svt-20221231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/> |
| | | <link:linkbaseRef xlink:type="simple" xlink:href="svt-20221231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase"/> |
| | | </xsd:appinfo> |
| | </xsd:annotation> |
| <xsd:import namespace="http://xbrl.sec.gov/dei/2022" schemaLocation="https://xbrl.sec.gov/dei/2022/dei-2022.xsd"/> |
| <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/> |
| <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/> |
| <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd"/> |
| <xsd:import namespace="http://www.xbrl.org/2009/role/net" schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd"/> |
| <xsd:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/> |
| <xsd:import namespace="http://fasb.org/us-roles/2022" schemaLocation="https://xbrl.fasb.org/us-gaap/2022/elts/us-roles-2022.xsd"/> |
| <xsd:import namespace="http://fasb.org/us-gaap/2022" schemaLocation="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd"/> |
| <xsd:import namespace="http://fasb.org/srt/2022" schemaLocation="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd"/> |
| <xsd:import namespace="http://xbrl.sec.gov/stpr/2022" schemaLocation="https://xbrl.sec.gov/stpr/2022/stpr-2022.xsd"/> |
| <xsd:element id="svt_IncreaseDecreaseInInventoryReserve" name="IncreaseDecreaseInInventoryReserve" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit"/> |
| <xsd:element id="svt_IncreaseDecreaseInWarrantyReserve" name="IncreaseDecreaseInWarrantyReserve" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" abstract="false"/> |
| <xsd:element name="LitigationAbstract" id="svt_LitigationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="ScheduleOfPropertyPlantAndEquipmentEstimatedUsefulLifeTableTextBlock" id="svt_ScheduleOfPropertyPlantAndEquipmentEstimatedUsefulLifeTableTextBlock" type="dtr-types:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="WarrantyReserve" id="svt_WarrantyReserve" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="AdvancedTechnologyGroupMember" id="svt_AdvancedTechnologyGroupMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="LineOfCreditFacilityMaximumBorrowingCapacity1" id="svt_LineOfCreditFacilityMaximumBorrowingCapacity1" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="LoanFinancingFacilityMaximumBorrowingCapacity" id="svt_LoanFinancingFacilityMaximumBorrowingCapacity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="EmployeeStockOwnershipTrustCommitmentMember" id="svt_EmployeeStockOwnershipTrustCommitmentMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="IncrementalCommonSharesAttributableToUnvestedRestrictedStock" id="svt_IncrementalCommonSharesAttributableToUnvestedRestrictedStock" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="ShareRepurchaseProgramMember" id="svt_ShareRepurchaseProgramMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="LongTermIncentivePlan2012Member" id="svt_LongTermIncentivePlan2012Member" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="BoardOfDirectorsChairmanAndChiefExecutiveOfficerMember" id="svt_BoardOfDirectorsChairmanAndChiefExecutiveOfficerMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="ConsumerProductsGroupMember" id="svt_ConsumerProductsGroupMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="LitigationTable" id="svt_LitigationTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/> |
| <xsd:element id="svt_LitigationLineItems" name="LitigationLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/> |
| <xsd:element name="GrossProfitMargin" id="svt_GrossProfitMargin" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/> |
| <xsd:element name="ConstructionInProgressInformationTechnologyAndSoftwareMember" id="svt_ConstructionInProgressInformationTechnologyAndSoftwareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/> |
| <xsd:element name="ConstructionInProgressMachineryAndEquipmentAndSelf-ConstructedMember" id="svt_ConstructionInProgressMachineryAndEquipmentAndSelf-ConstructedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/> |
| <xsd:element id="svt_NumberOfYearsCustomerRequirementsPurchaseOfQuantities" name="NumberOfYearsCustomerRequirementsPurchaseOfQuantities" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_NumberOfYearsSupplyCertainLargerQuantitiesOfOtherProductSupportItemsMayHaveToBePurchased" name="NumberOfYearsSupplyCertainLargerQuantitiesOfOtherProductSupportItemsMayHaveToBePurchased" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_AdvancedTechnologyProductsMember" name="AdvancedTechnologyProductsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/> |
| <xsd:element id="svt_LineOfCreditLeaseForEquipmentMember" name="LineOfCreditLeaseForEquipmentMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/> |
| <xsd:element id="svt_EmployeeStockOwnershipPlanEsopSharesSubjectToRepurchaseObligation" name="EmployeeStockOwnershipPlanEsopSharesSubjectToRepurchaseObligation" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_EmployeeStockOwnershipPlanDebtStructureDirectLoanTerm" name="EmployeeStockOwnershipPlanDebtStructureDirectLoanTerm" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_EmployeeStockOwnershipPlanDebtStructureAdditionalDirectLoanAmount" name="EmployeeStockOwnershipPlanDebtStructureAdditionalDirectLoanAmount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit"/> |
| <xsd:element id="svt_DeferredTaxAssetsBadDebtReserve" name="DeferredTaxAssetsBadDebtReserve" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit"/> |
| <xsd:element id="svt_StateAndLocalDeferredTaxAssetsValuationAllowance" name="StateAndLocalDeferredTaxAssetsValuationAllowance" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit"/> |
| <xsd:element id="svt_TaxCreditCarryforwardExpirationDateInYears" name="TaxCreditCarryforwardExpirationDateInYears" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_LineOfCredit2000000Member" name="LineOfCredit2000000Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/> |
| <xsd:element id="svt_WeightedAverageWarrantyPeriod" name="WeightedAverageWarrantyPeriod" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_ProceedFormDebtAndCapitalLeaseObligations" name="ProceedFormDebtAndCapitalLeaseObligations" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xsd:element id="svt_IncreaseDecreaseAccruedEmployeeCompensationAndBenefitCosts" name="IncreaseDecreaseAccruedEmployeeCompensationAndBenefitCosts" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xsd:element id="svt_EmployeeStockOwnershipPlanDebtStructureInterestRateDescription" name="EmployeeStockOwnershipPlanDebtStructureInterestRateDescription" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_TwoCustomersMember" name="TwoCustomersMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration"/> |
| <xsd:element id="svt_UnvestedSharesRecognized" name="UnvestedSharesRecognized" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_ScheduleOfFinancialInformationOfPlanTableTextBlock" name="ScheduleOfFinancialInformationOfPlanTableTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_DefinedBenefitPlanDecreaseInHealthCareCostTrendRateEachYear" name="DefinedBenefitPlanDecreaseInHealthCareCostTrendRateEachYear" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_DefinedBenefitPlanContributionsByEmployerAndBenefitsPaid" name="DefinedBenefitPlanContributionsByEmployerAndBenefitsPaid" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xsd:element id="svt_EffectiveIncomeTaxRateReconciliationBusinessCredits" name="EffectiveIncomeTaxRateReconciliationBusinessCredits" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration"/> |
| <xsd:element id="svt_IncomeTaxBenefitOnActuarialLosses" name="IncomeTaxBenefitOnActuarialLosses" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xsd:element id="svt_OtherComprehensiveIncomeLossActuarialLossesReclassificationAdjustmentFromAociBeforeOfTax" name="OtherComprehensiveIncomeLossActuarialLossesReclassificationAdjustmentFromAociBeforeOfTax" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xsd:element id="svt_IncomeTaxExpenseOnReclassificationAdjustment" name="IncomeTaxExpenseOnReclassificationAdjustment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit"/> |
| <xsd:element name="GainOnPaycheckProtectionProgramLoanForgiveness" id="svt_GainOnPaycheckProtectionProgramLoanForgiveness" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="CustomerMember" id="svt_CustomerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true"/> |
| <xsd:element name="CustomerBMember" id="svt_CustomerBMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true"/> |
| <xsd:element name="NumberOfCustomers" id="svt_NumberOfCustomers" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false"/> |
| <xsd:element name="IndexFloorMember" id="svt_IndexFloorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true"/> |
| <xsd:element name="DebtInstrumentIndexFloorRate" id="svt_DebtInstrumentIndexFloorRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false"/> |
| <xsd:element name="EffectiveIncomeTaxRateReconciliationPppLoanForgivenessPercent" id="svt_EffectiveIncomeTaxRateReconciliationPppLoanForgivenessPercent" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false"/> |
| <xsd:element name="MultiplierOfSeverancePaymentWithAverageAnnualCompensation" id="svt_MultiplierOfSeverancePaymentWithAverageAnnualCompensation" type="xbrli:decimalItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false"/> |
| <xsd:element name="EmployeesRetentionCredit" id="svt_EmployeesRetentionCredit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="CapitalExpenditures" id="svt_CapitalExpenditures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit"/> |
| <xsd:element name="AmountBeforeTaxAndReclassificationAdjustmentsOfGainLossOnActuarialLosses" id="svt_AmountBeforeTaxAndReclassificationAdjustmentsOfGainLossOnActuarialLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit"/> |
| <xsd:element name="AdditionalInsuranceCoveragePolicyAmount" id="svt_AdditionalInsuranceCoveragePolicyAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="RetentionPayableAtAdditionalInsuranceCoverage" id="svt_RetentionPayableAtAdditionalInsuranceCoverage" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="RetentionAmountPayable" id="svt_RetentionAmountPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="BusinessDescriptionPolicyPolicyTextBlock" id="svt_BusinessDescriptionPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false"/> |
| <xsd:element name="CashFlowSupplementalDisclosuresPolicyPolicyTextBlock" id="svt_CashFlowSupplementalDisclosuresPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false"/> |
| <xsd:element name="DeferredTaxAssetsOperatingLossAndCreditCarryforwardsState" id="svt_DeferredTaxAssetsOperatingLossAndCreditCarryforwardsState" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit"/> |
| <xsd:element name="ForeignDerivedSales" id="svt_ForeignDerivedSales" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="AdditionalAmountOfLocLoan" id="svt_AdditionalAmountOfLocLoan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit"/> |
| <xsd:element name="PercentageOfOperatingLossDecreased" id="svt_PercentageOfOperatingLossDecreased" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false"/> |
| <xsd:element name="WorkingCapital" id="svt_WorkingCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit"/> |
| <xsd:element name="WorkingCapitalExcludingBankFinancing" id="svt_WorkingCapitalExcludingBankFinancing" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit"/> |
| </xsd:schema> |