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<?xml version="1.0" encoding="windows-1252"?> |
<!-- XBRL Document Created with Wdesk from Workiva --> |
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| <link:roleRef roleURI="http://www.pkoh.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:href="pkoh-20191231.xsd#AccumulatedOtherComprehensiveIncomeLoss" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:href="pkoh-20191231.xsd#AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:href="pkoh-20191231.xsd#AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="simple"/> |
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| <link:roleRef roleURI="http://www.pkoh.com/role/CommitmentsAndContingencies" xlink:href="pkoh-20191231.xsd#CommitmentsAndContingencies" xlink:type="simple"/> |
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| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedBalanceSheets" xlink:href="pkoh-20191231.xsd#ConsolidatedBalanceSheets" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:href="pkoh-20191231.xsd#ConsolidatedBalanceSheetsParenthetical" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedStatementsOfCashFlows" xlink:href="pkoh-20191231.xsd#ConsolidatedStatementsOfCashFlows" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedStatementsOfCashFlowsParenthetical" xlink:href="pkoh-20191231.xsd#ConsolidatedStatementsOfCashFlowsParenthetical" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedStatementsOfComprehensiveIncome" xlink:href="pkoh-20191231.xsd#ConsolidatedStatementsOfComprehensiveIncome" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedStatementsOfIncome" xlink:href="pkoh-20191231.xsd#ConsolidatedStatementsOfIncome" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ConsolidatedStatementsOfShareholdersEquity" xlink:href="pkoh-20191231.xsd#ConsolidatedStatementsOfShareholdersEquity" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/DocumentAndEntityInformation" xlink:href="pkoh-20191231.xsd#DocumentAndEntityInformation" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/FinancingArrangements" xlink:href="pkoh-20191231.xsd#FinancingArrangements" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/FinancingArrangementsFairValueOfDebtDetails" xlink:href="pkoh-20191231.xsd#FinancingArrangementsFairValueOfDebtDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/FinancingArrangementsNarrativeDetails" xlink:href="pkoh-20191231.xsd#FinancingArrangementsNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/FinancingArrangementsScheduleOfLongTermDebtDetails" xlink:href="pkoh-20191231.xsd#FinancingArrangementsScheduleOfLongTermDebtDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/FinancingArrangementsScheduleOfMaturitiesOfLongTermDebtDetails" xlink:href="pkoh-20191231.xsd#FinancingArrangementsScheduleOfMaturitiesOfLongTermDebtDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/FinancingArrangementsTables" xlink:href="pkoh-20191231.xsd#FinancingArrangementsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/Goodwill" xlink:href="pkoh-20191231.xsd#Goodwill" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/GoodwillDetails" xlink:href="pkoh-20191231.xsd#GoodwillDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/GoodwillTables" xlink:href="pkoh-20191231.xsd#GoodwillTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxes" xlink:href="pkoh-20191231.xsd#IncomeTaxes" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesIncomeFromContinuingOperationsBeforeIncomeTaxesDetails" xlink:href="pkoh-20191231.xsd#IncomeTaxesIncomeFromContinuingOperationsBeforeIncomeTaxesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesIncomeTaxesDetails" xlink:href="pkoh-20191231.xsd#IncomeTaxesIncomeTaxesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesNarrativeDetails" xlink:href="pkoh-20191231.xsd#IncomeTaxesNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesReconciliationBetweenFederalStatutoryTaxRateAndEffectiveTaxRatesDetails" xlink:href="pkoh-20191231.xsd#IncomeTaxesReconciliationBetweenFederalStatutoryTaxRateAndEffectiveTaxRatesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesReconciliationOfUnrecognizedTaxBenefitsDetails" xlink:href="pkoh-20191231.xsd#IncomeTaxesReconciliationOfUnrecognizedTaxBenefitsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesSignificantComponentsOfCompanysNetDeferredTaxAssetsAndLiabilitiesDetails" xlink:href="pkoh-20191231.xsd#IncomeTaxesSignificantComponentsOfCompanysNetDeferredTaxAssetsAndLiabilitiesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/IncomeTaxesTables" xlink:href="pkoh-20191231.xsd#IncomeTaxesTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangements" xlink:href="pkoh-20191231.xsd#LeaseArrangements" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsCashFlowsDetails" xlink:href="pkoh-20191231.xsd#LeaseArrangementsCashFlowsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsClassificationOnBalanceSheetDetails" xlink:href="pkoh-20191231.xsd#LeaseArrangementsClassificationOnBalanceSheetDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsLeaseCostsDetails" xlink:href="pkoh-20191231.xsd#LeaseArrangementsLeaseCostsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsMaturitiesOfLeaseLiabilitiesDetails" xlink:href="pkoh-20191231.xsd#LeaseArrangementsMaturitiesOfLeaseLiabilitiesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsMaturitiesOfLeaseLiabilitiesDetailsCalc2" xlink:href="pkoh-20191231.xsd#LeaseArrangementsMaturitiesOfLeaseLiabilitiesDetailsCalc2" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsNarrativeDetails" xlink:href="pkoh-20191231.xsd#LeaseArrangementsNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsScheduleOfFutureMinimumLeaseCommitmentsDetails" xlink:href="pkoh-20191231.xsd#LeaseArrangementsScheduleOfFutureMinimumLeaseCommitmentsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsScheduleOfFutureMinimumLeaseCommitmentsDetailsCalc2" xlink:href="pkoh-20191231.xsd#LeaseArrangementsScheduleOfFutureMinimumLeaseCommitmentsDetailsCalc2" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/LeaseArrangementsTables" xlink:href="pkoh-20191231.xsd#LeaseArrangementsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/OtherIntangibleAssets" xlink:href="pkoh-20191231.xsd#OtherIntangibleAssets" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/OtherIntangibleAssetsScheduleOfAmortizationExpenseForNextFiveYearsDetails" xlink:href="pkoh-20191231.xsd#OtherIntangibleAssetsScheduleOfAmortizationExpenseForNextFiveYearsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/OtherIntangibleAssetsScheduleOfAmortizationOfIntangibleAssetsDetails" xlink:href="pkoh-20191231.xsd#OtherIntangibleAssetsScheduleOfAmortizationOfIntangibleAssetsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/OtherIntangibleAssetsScheduleOfOtherIntangibleAssetsDetails" xlink:href="pkoh-20191231.xsd#OtherIntangibleAssetsScheduleOfOtherIntangibleAssetsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/OtherIntangibleAssetsScheduleOfOtherIntangibleAssetsDetailsCalc2" xlink:href="pkoh-20191231.xsd#OtherIntangibleAssetsScheduleOfOtherIntangibleAssetsDetailsCalc2" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/OtherIntangibleAssetsTables" xlink:href="pkoh-20191231.xsd#OtherIntangibleAssetsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefits" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefits" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsAmountsRecognizedInBalanceSheetDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsAmountsRecognizedInBalanceSheetDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsAssetsByFairValueHierarchyDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsAssetsByFairValueHierarchyDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsChangeInBenefitObligationDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsChangeInBenefitObligationDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsComponentsOfNetPeriodicBenefitDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsComponentsOfNetPeriodicBenefitDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRateDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRateDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsExpectedFutureBenefitPaymentsDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsExpectedFutureBenefitPaymentsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsFairValueAssumptionsDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsFairValueAssumptionsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsNarrativeDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsTables" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/PensionsAndPostretirementBenefitsWeightedAverageAssetAllocationDetails" xlink:href="pkoh-20191231.xsd#PensionsAndPostretirementBenefitsWeightedAverageAssetAllocationDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/Revenue" xlink:href="pkoh-20191231.xsd#Revenue" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/RevenueNarrativeDetails" xlink:href="pkoh-20191231.xsd#RevenueNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/RevenueSummaryOfDisaggregationOfRevenueByGeographicalAreaDetails" xlink:href="pkoh-20191231.xsd#RevenueSummaryOfDisaggregationOfRevenueByGeographicalAreaDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/RevenueSummaryOfDisaggregationOfRevenueByProductLineDetails" xlink:href="pkoh-20191231.xsd#RevenueSummaryOfDisaggregationOfRevenueByProductLineDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/RevenueTables" xlink:href="pkoh-20191231.xsd#RevenueTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ScheduleiiValuationAndQualifyingAccountsAndReserves" xlink:href="pkoh-20191231.xsd#ScheduleiiValuationAndQualifyingAccountsAndReserves" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/ScheduleiiValuationAndQualifyingAccountsAndReservesDetails" xlink:href="pkoh-20191231.xsd#ScheduleiiValuationAndQualifyingAccountsAndReservesDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/Segments" xlink:href="pkoh-20191231.xsd#Segments" xlink:type="simple"/> |
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| <link:roleRef roleURI="http://www.pkoh.com/role/SegmentsScheduleOfSegmentInformationDetails" xlink:href="pkoh-20191231.xsd#SegmentsScheduleOfSegmentInformationDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SegmentsTables" xlink:href="pkoh-20191231.xsd#SegmentsTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/StockBasedCompensation" xlink:href="pkoh-20191231.xsd#StockBasedCompensation" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/StockBasedCompensationNarrativeDetails" xlink:href="pkoh-20191231.xsd#StockBasedCompensationNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/StockBasedCompensationSummaryOfRestrictedShareActivityDetails" xlink:href="pkoh-20191231.xsd#StockBasedCompensationSummaryOfRestrictedShareActivityDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/StockBasedCompensationTables" xlink:href="pkoh-20191231.xsd#StockBasedCompensationTables" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SummaryOfSignificantAccountingPolicies" xlink:href="pkoh-20191231.xsd#SummaryOfSignificantAccountingPolicies" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SummaryOfSignificantAccountingPoliciesNarrativeDetails" xlink:href="pkoh-20191231.xsd#SummaryOfSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:href="pkoh-20191231.xsd#SummaryOfSignificantAccountingPoliciesPolicies" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SummaryOfSignificantAccountingPoliciesPropertyPlantAndEquipmentDetails" xlink:href="pkoh-20191231.xsd#SummaryOfSignificantAccountingPoliciesPropertyPlantAndEquipmentDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SummaryOfSignificantAccountingPoliciesScheduleOfChangesInProductWarrantyLiabilityDetails" xlink:href="pkoh-20191231.xsd#SummaryOfSignificantAccountingPoliciesScheduleOfChangesInProductWarrantyLiabilityDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SummaryOfSignificantAccountingPoliciesScheduleOfMajorClassesOfInventoriesDetails" xlink:href="pkoh-20191231.xsd#SummaryOfSignificantAccountingPoliciesScheduleOfMajorClassesOfInventoriesDetails" xlink:type="simple"/> |
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| <link:roleRef roleURI="http://www.pkoh.com/role/SupplementalGuarantorInformationCondensedConsolidatingBalanceSheetsDetails" xlink:href="pkoh-20191231.xsd#SupplementalGuarantorInformationCondensedConsolidatingBalanceSheetsDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SupplementalGuarantorInformationCondensedConsolidatingStatementOfIncomeandOtherComprehensiveIncomeLossDetails" xlink:href="pkoh-20191231.xsd#SupplementalGuarantorInformationCondensedConsolidatingStatementOfIncomeandOtherComprehensiveIncomeLossDetails" xlink:type="simple"/> |
| <link:roleRef roleURI="http://www.pkoh.com/role/SupplementalGuarantorInformationCondensedConsolidatingStatementsOfCashFlowsDetails" xlink:href="pkoh-20191231.xsd#SupplementalGuarantorInformationCondensedConsolidatingStatementsOfCashFlowsDetails" xlink:type="simple"/> |
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