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<!-- RR Donnelley Xcelerate Taxonomy Schema, based on XBRL 2.1  http://www.rrdonnelley.com/ -->
<!-- Version: 6.20.1 -->
<!-- Round: 8 -->
<!-- Creation date: 2013-01-08T23:22:00Z -->
<!-- Copyright (c) 2005-2012 R.R. Donnelley &amp; Sons Company All Rights Reserved. -->
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        <link:definition>101 - Document - Document and Entity Information</link:definition>
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        <link:definition>103 - Statement - CONSOLIDATED CONDENSED BALANCE SHEET</link:definition>
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        <link:definition>105 - Statement - CONSOLIDATED CONDENSED COMPREHENSIVE INCOME STATEMENT</link:definition>
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        <link:definition>108 - Disclosure - Agreement and Plan of Merger</link:definition>
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        <link:definition>110 - Disclosure - Net Income per Share</link:definition>
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        <link:definition>112 - Disclosure - Long-Term Debt</link:definition>
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        <link:definition>113 - Disclosure - Retirement Benefits</link:definition>
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        <link:definition>114 - Disclosure - Income Taxes</link:definition>
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        <link:definition>115 - Disclosure - Stock Compensation</link:definition>
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        <link:definition>116 - Disclosure - Business Segments</link:definition>
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        <link:definition>117 - Disclosure - Share Repurchase Program</link:definition>
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        <link:definition>122 - Disclosure - Net Income per Share (Tables)</link:definition>
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        <link:definition>124 - Disclosure - Long-Term Debt (Tables)</link:definition>
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        <link:definition>125 - Disclosure - Retirement Benefits (Tables)</link:definition>
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        <link:definition>126 - Disclosure - Business Segments (Tables)</link:definition>
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        <link:definition>128 - Disclosure - Agreement and Plan of Merger - Additional Information (Detail)</link:definition>
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        <link:definition>129 - Disclosure - Goodwill and Other Intangible Assets - Amount of Goodwill by Reportable Segment (Detail)</link:definition>
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        <link:definition>130 - Disclosure - Goodwill and Other Intangible Assets - Schedule of Other Intangible Assets (Detail)</link:definition>
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        <link:definition>131 - Disclosure - Goodwill and Other Intangible Assets - Additional Information (Detail)</link:definition>
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        <link:definition>132 - Disclosure - Net Income per Share - Reconciliations Between Basic and Diluted Net Income per Share (Detail)</link:definition>
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        <link:definition>133 - Disclosure - Product Warranties - Changes in Product Liability (Detail)</link:definition>
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        <link:definition>134 - Disclosure - Long-Term Debt - Summarized Details of Debt (Detail)</link:definition>
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        <link:definition>136 - Disclosure - Retirement Benefits - Pension and Other Post-Retirement Plan Costs (Detail)</link:definition>
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        <link:definition>137 - Disclosure - Income Taxes - Additional Information (Detail)</link:definition>
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        <link:usedOn>link:presentationLink</link:usedOn>
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        <link:definition>138 - Disclosure - Stock Compensation - Additional Information (Detail)</link:definition>
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        <link:usedOn>link:presentationLink</link:usedOn>
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        <link:definition>139 - Disclosure - Business Segments - Reportable Business Segments (Detail)</link:definition>
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        <link:usedOn>link:presentationLink</link:usedOn>
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        <link:definition>140 - Disclosure - Share Repurchase Program - Additional Information (Detail)</link:definition>
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        <link:definition>141 - Disclosure - Fair Value Measurements - Summary of Financial Assets Carried at Fair Value (Detail)</link:definition>
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  <element name="DisclosureContingenciesAdditionalInformationAbstract" id="rbn_DisclosureContingenciesAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureFairValueMeasurementsSummaryOfFinancialAssetsCarriedAtFairValueAbstract" id="rbn_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsCarriedAtFairValueAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureGoodwillAndOtherIntangibleAssetsAdditionalInformationAbstract" id="rbn_DisclosureGoodwillAndOtherIntangibleAssetsAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureGoodwillAndOtherIntangibleAssetsAmountOfGoodwillByReportableSegmentAbstract" id="rbn_DisclosureGoodwillAndOtherIntangibleAssetsAmountOfGoodwillByReportableSegmentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureGoodwillAndOtherIntangibleAssetsScheduleOfOtherIntangibleAssetsAbstract" id="rbn_DisclosureGoodwillAndOtherIntangibleAssetsScheduleOfOtherIntangibleAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureIncomeTaxesAdditionalInformationAbstract" id="rbn_DisclosureIncomeTaxesAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureLongTermDebtAdditionalInformationAbstract" id="rbn_DisclosureLongTermDebtAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureLongTermDebtSummarizedDetailsOfDebtAbstract" id="rbn_DisclosureLongTermDebtSummarizedDetailsOfDebtAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureNetIncomePerShareReconciliationsBetweenBasicAndDilutedNetIncomePerShareAbstract" id="rbn_DisclosureNetIncomePerShareReconciliationsBetweenBasicAndDilutedNetIncomePerShareAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureProductWarrantiesChangesInProductLiabilityAbstract" id="rbn_DisclosureProductWarrantiesChangesInProductLiabilityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureRetirementBenefitsPensionAndOtherPostRetirementPlanCostsAbstract" id="rbn_DisclosureRetirementBenefitsPensionAndOtherPostRetirementPlanCostsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureShareRepurchaseProgramAdditionalInformationAbstract" id="rbn_DisclosureShareRepurchaseProgramAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DisclosureStockCompensationAdditionalInformationAbstract" id="rbn_DisclosureStockCompensationAdditionalInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DividendsPerShareAbstract" id="rbn_DividendsPerShareAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="DocumentDocumentandEntityInformationAbstract" id="rbn_DocumentDocumentandEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ExpensesRelatedToPendingMerger" id="rbn_ExpensesRelatedToPendingMerger" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="FinancingCostMember" id="rbn_FinancingCostMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="FutureAmortizationExpenseEachOfNextFiveYears" id="rbn_FutureAmortizationExpenseEachOfNextFiveYears" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="GoodwillAndOtherIntangibleAssetsLineItems" id="rbn_GoodwillAndOtherIntangibleAssetsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="GoodwillAndOtherIntangibleAssetsTable" id="rbn_GoodwillAndOtherIntangibleAssetsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="IncomeTaxLineItems" id="rbn_IncomeTaxLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="IncomeTaxTable" id="rbn_IncomeTaxTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="IntangibleAssetsGrossExcludingGoodwill" id="rbn_IntangibleAssetsGrossExcludingGoodwill" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="JuneTwoThousandAndTwelveProgramMember" id="rbn_JuneTwoThousandAndTwelveProgramMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LineOfCreditFacilityMaximumAdditionalPrincipalAmountCommitments" id="rbn_LineOfCreditFacilityMaximumAdditionalPrincipalAmountCommitments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LineOfCreditFacilityUnusedBorrowingCapacity" id="rbn_LineOfCreditFacilityUnusedBorrowingCapacity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LongTermDebtAndOtherFinancingArrangementLineItems" id="rbn_LongTermDebtAndOtherFinancingArrangementLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="LongTermDebtAndOtherFinancingArrangementTable" id="rbn_LongTermDebtAndOtherFinancingArrangementTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="MergerAgreementDisclosureTextBlock" id="rbn_MergerAgreementDisclosureTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="MergerAgreementMember" id="rbn_MergerAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="NoticePeriod" id="rbn_NoticePeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="OctoberTwoThousandAndEightProgramMember" id="rbn_OctoberTwoThousandAndEightProgramMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PatentsTrademarksAndTradeNamesMember" id="rbn_PatentsTrademarksAndTradeNamesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="PerShareClosingPriceOfCompanyStockOnStockExchangeOnDateOfMergerAgreement" id="rbn_PerShareClosingPriceOfCompanyStockOnStockExchangeOnDateOfMergerAgreement" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ProcessAndFlowControlMember" id="rbn_ProcessAndFlowControlMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock" id="rbn_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="SegmentReportingInformationTable" id="rbn_SegmentReportingInformationTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
  <element name="SegmentReportingInformationUnaffiliatedCustomerSalesAbstract" id="rbn_SegmentReportingInformationUnaffiliatedCustomerSalesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="StockRepurchasedDuringPeriodSharesHeldInTreasury" id="rbn_StockRepurchasedDuringPeriodSharesHeldInTreasury" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="T3EnergyServicesMember" id="rbn_T3EnergyServicesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
  <element name="TechnologyMember" id="rbn_TechnologyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>
