Facultatea de Inginerie Manageriala si Tehnologica MENIU COVERT INSTRUCTIONS FOR AUTHORS EDITORS PEER-REVIEW AIMS AND SCOPE ARTICLES 2005-2011 Indexed by :

ANNALS OF THE ORADEA UNIVERSITY. Fascicle of Management and Technological Engineering ISSN 1583 - 0691, CNCSIS "Clasa B+" 3 issues per year   MECHATRONICS : Industrial Robots, Mechanisms, Machine Elements, Fine Mechanics, Tribology, Sensors, A.I., Pneumatic and Hydraulic Systems RESULTS AND COMPARISONS BETWEEN THE CAD MODEL AND THE PROTOTYPE OF A COUPLING WITH FRICTION SHOES AND ADJUSTABLE CENTRIFUGAL DRIVING ADRIAN BUDALĂ “TRANSILVANIA” UNIVERSITY OF BRAŞOV, PRODUCT DESIGN AND ROBOTICS DEPARTMENT abudala@unitbv.ro APPLICATIONS OF MICROLENSES ARRAYS ADRIAN P. POP1, PETRU UNGUR1, GHEORGHE BEJINARU MIHOC2 1UNIVERSITY OF ORADEA, 2 “TRANSILVANIA” UNIVERSITY OF BRASOV adippop@yahoo.com, pungur@uoradea.ro, bejinaru@unitbv.ro THE CONCEPTUAL DESIGN OF A WINDSHIELD WIPER MECHANISM ADRIAN-CONSTANTIN BUTA TRANSILVANIA UNIVERSITY OF BRAŞOV, DEPT. OF THE PRODUCT DESIGN AND ROBOTICS acbuta@unitbv.ro THE CONCEPTION OF A NEW ACTION SYSTEM OF THE WINDSHIELD WIPERS MECHANISMS AND THE RECIPROCAL VALIDATIONS OF THE PHYSICAL AND THE VIRTUAL RESULTS ADRIAN-CONSTANTIN BUTA TRANSILVANIA UNIVERSITY OF BRAŞOV, DEPT. OF THE PRODUCT DESIGN AND ROBOTICS acbuta@unitbv.ro THE DETERMINATION OF THE CYCLOID PROFILE’ LIMITS OF THE CYCLOID REDUCER’ SATELLITE GEAR ANAMARIA DĂSCĂLESCU ASSOC. PROF. ING. PHD, THE NORTH UNIVERSITY OF BAIA MARE anamaria13dascalescu@yahoo.com COMB DRIVE ACTUATED CHIP WITH THREE DIMENSIONAL MOVEMENT ANDREI DOROGAN LABORATORY OF MICRO-OPTOELECTRONICS, TECHNICAL UNIVERSITY OF MOLDOVA MOMENT AMPLIFICATION FACTOR IN DESIGN OF SHOCK-ABSORBER ROD ARON TRIPE VIDICAN, CĂLIN TRIPE VIDICAN, DANUŢ PAVEL TOCUŢ UNIVERSITATEA DIN ORADEA atripe@uoradea.ro THE EFFICIENCY ASSESING OF SPECIAL VACUUM PREHENSION DEVICE ARON TRIPE VIDICAN, DAN P. TOCUT, CALIN TRIPE VIDICAN UNIVERSITY OF ORADEA atripe@uoradea.ro STRESSES AND DESIGNING METHODOLOGY FOR ELASTIC COUPLING WITH CURVED FLAT SPRING RADIAL-TANGENT CONNECTED BOGDAN-ION VOICU, MIHAI CIOBOTA TRANSILVANIA UNIVERSITATY OF BRASOV, DEPT. PRODUCT DESIGN AND ROBOTICS bogdan.voicu@unitbv.ro, ciobota.mihai@unitbv.ro SIMULATING THE DYNAMIC BEHAVIOR OF THE MECHANICAL SYSTEMS BY USING VIRTUAL PROTOTYPING TOOLS. CASE STUDY – SOLAR TRACKER SIMULATION CĂTĂLIN ALEXANDRU UNIVERSITY "TRANSILVANIA" OF BRAŞOV, PRODUCT DESIGN AND ROBOTICS calex@unitbv.ro ROMANIAN CONTINUOUS SPEECH RECOGNITION APPLIED TO AUTOMATIC CONTROLLED SYSTEMS CĂTĂLIN CHIVU “TRANSILVANIA” UNIVERSITY OF BRAŞOV catalin.chivu@gmail.com DESIGN AND FUZZY CONTROL OF A FOREFINGER CATRINA CHIVU “TRANSILVANIA” UNIVERSITY OF BRAŞOV catrina.chivu@gmail.com MODELING OF THE HIP JOINT CIPRIAN RADU, ILEANA CONSTANŢA ROŞCA „TRANSYLVANIA” UNIVERSITY FROM BRAŞOV, FACULTY OF MECHANICS, DEPARTMENT OF FINE MECHANICS AND MECHATRONICS ciprian_radu@hotmail.com DETERMINATION OF HUMAN GAIT PARAMETERS„ CIPRIAN RADU, MIHAELA IOANA BARITZ TRANSYLVANIA” UNIVERSITY FROM BRAŞOV, FACULTY OF MECHANICS, DEPARTMENT OF FINE MECHANICS AND MECHATRONICS ciprian_radu@hotmail.com USING PLAUSIBLE REASONING IN MODEL CONSTRUCTION CLAUDIU POZNA UNIVERSITY TRANSILVANIA OF BRASOV, DEPARTAMENT OF PRODUCT DESIGN AND ROBOTICS, BD. EROILOR 28, 500036 BRASOV, ROMANIA, PHONE: +40-268-418967, FAX: +40-268-418967 cp@unitbv.ro ON THE ELIMINATION OF MECHANISMS’ STRUCTURAL DEFECTS CODRUŢA JALIU, DORIN DIACOMESCU, MIRCEA NEAGOE TRANSILVANIA UNIVERSITY OF BRAŞOV, DEPARTMENT OF PRODUCT DESIGN AND ROBOTICS cjaliu@unitbv.ro DYNAMIC MODELLING OF N-CARDAN TRANSMISSIONS WITH SHAFTS IN SPATIAL CONFIGURATION. PART II. THE ALGORITHM OF DYNAMIC MODELLING CODRUŢA JALIU, RADU S ULESCU, LIVIA HUIDAN TRANSILVANIA UNIVERSITY OF BV cjaliu@unitbv.ro ACCELERATED STRESS TESTING OF SIC PRESSURE TRANSDUCER CONSTANTIN D. STANESCU , CRISTIANA VOICAN UNIVERSITY “POLITEHNICA OF BUCHAREST” prof_cstanescu@yahoo.com, voicancristiana@yahoo.com THE STRUCTURAL SYNTHESIS OF PARALLEL ROBOTS CORNELIU RADULESCU “POLITEHNICA” UNIVERSITY OF TIMISOARA, DEPARTMENT OF MECHATRONICS, BUL. MIHAI VITEAZU NR. 1, 300222 TIMISOARA ROMANIA rc@mec.upt.ro DESIGN CONSIDERATIONS 6H-SIC PIEZORESISTIVE ACCELEROMETERS CRISTIANA VOICAN, CONSTANTIN D. STANESCU UNIVERSITY “POLITEHNICA OF BUCHAREST” voicancristiana@yahoo.com, prof_cstanescu@yahoo.com DEVELOPMENT OF A MECHATRONIC BLIND STICK DAN MÂNDRU, ION LUNGU, ANDREI MOCIRAN, OLIMPIU TĂTAR TECHNICAL UNIVERSITY OF CLUJ-NAPOCA, FACULTY OF MECHANICS DEPARTMENT: MECHANISMS, FINE MECHANICS AND MECHATRONICS 400641, CLUJ-NAPOCA, B-DUL MUNCII 103-105 dan.mandru@mmfm.utcluj.ro EYE-MOVEMENT MODELLING DANIELA MARIANA BARBU TRANSILVANIA UNIVERSITY OF BRASOV, FINE MECHANICS AND MECHATRONICS DEPARTMENT dbarbu@unitbv.ro EXPERIMENTAL MODEL OF THE HUMAN BEHAVIOR IN A VIBRATIONAL MEDIUM DANIELA MARIANA BARBU, ION BARBU TRANSILVANIA UNIVERSITY OF BRASOV, FINE MECHANICS AND MECHATRONICS DEPARTMENT dbarbu@unitbv.ro THEORETICAL CONSIDERATIONS CONCERNING THE HUMAN BODY BEHAVIOUR IN A VIBRATIONAL MEDIUM DANIELA MARIANA BARBU, ION BARBU, CORNEL DRUGĂ TRANSILVANIA UNIVERSITY OF BRASOV, FINE MECHANICS AND MECHATRONICS DEPARTMENT dbarbu@unitbv.ro CONCEPTS OF FINAL VACUUM FLEXIBLE EFFECTORS DĂNUŢ PAVEL TOCUŢ, IOAN MIHĂILĂ, ARON TRIPE-VIDICAN UNIVERSITY OF ORADEA, FACULTY OF MANAGERIAL AND TECHNOLOGICAL ENGINEERING DIRECT SOLAR ENERGY USE FOR GREENHOUSES AND SMALL CONSUMERS DIANA SILAGHI, VIRGIL-FLORIN DUMA AUREL VLAICU UNIVERSITY OF ARAD, 77 REVOLUTIEI BV., ARAD RESEARCH CONCERNING THE ANALYSIS OF A ROBOT STRUCTURE USED FOR ORIENTATION TASKS DORIN BADOIU, LAVINIA STANCIU PETROLEUM-GAS UNIVERSITY OF PLOIESTI ON THE SUN-EARTH ANGLES USED IN THE SOLAR TRACKERS’ DESIGN. PART 2: SIMULATIONS DORIN DIACONESCU, ION VI_A, BOGDAN BURDUHOS, VALENTINA DINICU TRANSILVANIA” UNIVERSITY OF BRA_OV, PRODUCT DESIGN FOR SUSTAINABLE DEVELOPMENT CENTER dvdiaconescu@unitbv.ro, visaion@unitbv.ro, bogdan.burduhos@unitbv.ro, valentina.popa@unitbv.ro SAFETY CLUTCHES IN STATIC AND DYNAMIC WORKING REGIME ELENA EFTIMIE “TRANSILVANIA” UNIVERSITY OF BRAŞOV, DEPARTMENT OF PRODUCT DESIGN AND ROBOTICS eftimiem@unitbv.ro THE INFLUENCE OF THE GEOMETRICAL AND FUNCTIONAL PARAMETERS ON THE FUNCTIONAL PERFORMANCES OF THE SAFETY CLUTCHES ELENA EFTIMIE “TRANSILVANIA” UNIVERSITY OF BRAŞOV, DEPARTMENT OF PRODUCT DESIGN AND ROBOTICS eftimiem@unitbv.ro ECCENTRICITY INFLUENCE UPON THE DYNAMIC VELOCITIES AND ACCELERATIONS OF A CRANK - PISTON MECHANISM EUGEN MERTICARU , VASILE MERTICARU JR., VASILE MERTICARU UNIVERSITATEA TEHNICĂ "GH. ASACHI", IAŞ iemertica@mec.tuiasi.ro, merticaru@tcm.tuiasi.ro, vmertica@mec.tuiasi.ro STUDY CONCERNING DYNAMIC KINEMATICS OF AN OSCILLATORY SLIDER MECHANISM EUGEN MERTICARU, VASILE MERTICARU JR., VASILE MERTICARU UNIVERSITATEA TEHNICĂ "GH. ASACHI", IAŞI emertica@mec.tuiasi.ro, merticaru@tcm.tuiasi.ro, vmertica@mec.tuiasi.ro 3D MODELLING OF THE HARMONIC DRIVE USING “CATIA” FLAVIUS A. ARDELEAN UNIVERSITY OF ORADEA aflavius@uoradea.ro COMPARISON BETWEEN THE CLASSICAL HARMONIC DRIVE AND THE HERMETIZED HARMONIC DRIVE FLAVIUS A. ARDELEAN, PETRU UNGUR UNIVERSITY OF ORADEA aflavius@uoradea.ro THE INFLUENCE OF SOME OF THE CYLINDRICAL GEAR PARAMETERS ON THE CRITICAL ROTATION GHEORGHE MOLDOVEAN, BOGDAN DEAKY, RADU VELICU TRANSILVANIA UNIVERSITY OF BRAŞOV STEPING ROBOT GŐDRI ALEXANDRU, IOAN STROE UNIVERSITATEA "TRANSILVANIA" DIN BRAŞOV stroei@unitbv.ro MICRO AND NANO MECHONICS POSITIONING STAGES HUBERT MÜNZER*, VIRGIL-FLORIN DUMA** * MECHONICS AG, UNNÜTZSTR. 2/B, 81825 MÜNCHEN, GERMANY **AUREL VLAICU UNIVERSITY OF ARAD, 77 REVOLUTIEI BV., ARAD dumavirgil@yahoo.co.uk THE VRML MODEL AND VR SIMLUATION FOR A SCARA ROBOT ILDIKO PAŞC, RADU ŢARCĂ, FLORIN POPENŢIU-VLĂDICESCU UNIVERSITY OF ORADEA ipasc@uoradea.ro, rtarca@uoradea.ro, popentiu@imm.dtu.dk ROBOTICS, DIRECTIONS FOR RESEARCH DEVELOPMENT AND INNOVATION INOCENTIU MANIU, VALENTIN CIUPE “POLITEHNICA” UNIVERSITY OF TIMISOARA, DEPARTMENT OF MECHATRONICS SIMPLE MECHANICAL CLUTCH WITH MULTIPLE FUNCTIONS IOAN STROE UNIVERSITATEA "TRANSILVANIA" DIN BRAŞOV stroei@unitbv.ro SENSORIAL SORTING SYSTEM FOR DIFFERENT SHAPES AND DIMENSIONS IOAN STROE, DANIELA ROXANA OCHIŞ, DANIEL IOAN STROE UNIVERSITATEA "TRANSILVANIA" DIN BRAŞOV stroei@unitbv.ro ON THE SUN-EARTH ANGLES USED IN THE SOLAR TRACKERS’ DESIGN. PART 1: MODELLING ION VIŞA, DORIN DIACONESCU, BOGDAN BURDUHOS, VALENTINA DINICU TRANSILVANIA UNIVERSITY OF BRA_OV, PRODUCT DESIGN FOR SUSTAINABLE DEVELOPMENT CENTER visaion@unitbv.ro, dvdiaconescu@unitbv.ro, bogdan.burduhos@unitbv.ro, valentina.popa@unitbv.ro EXAMPLE OF PNEUMATIC COMMAND OF THE MANUFACTURING MACHINES IONESCU E, BRAUN B, DRUGĂ C, CISMARU, M 1 UNIVERSITATEA „TRANSILVANIA” BRAŞOV CATEDRA DE MECANICĂ FINĂ ŞI MECATRONICĂ eionescu@unitbv.ro PNEUMATIC COMMAND ADAPTING FOR MANUFACTURING TECHOLOGIC GAUGES IONESCU E, CISMARU, M, BRAUN B, DRUGĂ C UNIVERSITATEA „TRANSILVANIA” BRAŞOV CATEDRA DE MECANICĂ FINĂ ŞI MECATRONICĂ eionescu@unitbv.ro COMPARISON OF VARIOUS SOFTWARE TOOLS FOR 3D-MODELING AND DEVELOPMENT IF A STANDARDIZED PROCDEURE FOR MODELING IN THE FIELD OF FACTORY DESIGN IOSIF TEMPEA, ALEXANDRU GABOR * UNIVERSITY POLITEHNICA OF BUCHAREST, CHAIR OF MECHANISMS AND ROBOTS THEORY SOME ASPECTS REGARDING ELECTROHYDRAULIC POSITIONING SYSTEMS IRINA TIŢA TECHNICAL UNIVERSITY „GH. ASACHI”, IAŞI RENDERING MEDICAL INTERVENTIONS VIRTUAL AND ROBOT LAVINIA – IOANA SĂBĂILĂ, DOINA MORTOIU, THEOHARIS BABANATSAS “AUREL VLAICU” ARAD UNIVERSITY lavyy_99@yahoo.com, doina.mortoiu@gmail.com, babgr@rdslink.ro SOME CALCULUS MODELS APPLIED TO BRAIDED ARTIFICIAL PNEUMATIC MUSCLES LILIANA DRAGAN NORTH UNIVERSITY OF BAIA-MARE lilianaubm@email.ro GEOMETRIC MODELLING OF THE BRAIDED SHELL LILIANA DRAGAN, HORIA CIOBANU NORTH UNIVERSITY OF BAIA-MARE lilianaubm@email.ro, horia@technocad.ro THE STRUCTURAL SYNTHESIS OF THE MECHANISMS WITH ONE OR TWO DYADS AND TWO CONDUCTING ELEMENTS LILIANA LUCA*, IULIAN POPESCU**, LIVIU CIRTINA *UNIVERSITATEA CONSTANTIN BRANCUSI TG-JIU, **UNIVERSITATEA DIN CRAIOVA KINETOSTATIC CALCULUS FOR PUMPING UNITS WITH REVERSE SCHEME LILIANA RUSU PETROLEUM – GAS UNIVERSITY, PLOIESTI lianarusu8@yahoo.com OPTIMIZING THE GEOMETRY OF THE PUMPING UNITS WITH REVERSE SCHEME, TAKING INTO CONSIDERATION THE ANGLE OF TRANSMISSION LILIANA RUSU, MARIETA SAVAPETROLEUM GAS UNIVERSITY, PLOIESTI lianarusu8@yahoo.com PARETO APPROACH IN MULTI-OBJECTIVE OPTIMAL DESIGN OF HELICAL COMPRESSION SPRINGS LUCIAN TUDOSE, DANIELA JUCAN TECHNICAL UNIVERSITY OF CLUJ-NAPOCA SOME ASPECTS REGARDING DESIGNING OF A NEW ELASTIC COUPLING WITH NONMETALLIC ELEMENTS USING THE PROGRAM FOR COMPUTER DESIGNING OF THIS PROTOTYPE MARILENA RADU TRANSILVANIA UNIVERSITY OF BRASOV, THE FACULTY OF TECHNOLOGY ENGINEERING, PRODUCT DESIGN AND ROBOTIC DEPARTMENT marilenaradu@unitbv.ro SYSTEM FOR RELIABILITY ASSURANCE OF THE INDUSTRIAL ROBOTS MARIUS BĂBAN, CALIN FLORIN BĂBAN, DORIN HIRŢE UNIVERSITATEA DIN ORADEA mbaban@uoradea.ro STRUCTURAL MODELLING BY MBS METHOD APPLIED TO LINKAGES USED TO AIRCRAFT CONTROL MARIUS GHITESCU DEPARTMENT OF PRODUCT DESIGN AND ROBOTICS TRANSILVANIA UNIVERSITY OF BRASOV BV. EROILOR 29, BRASOV ROMANIA motanmotan34@yahoo.com KINEMATIC MODELLING BY MBS METHOD APPLIED TO LINKAGES USED TO AIRCRAFT CONTROL MARIUS GHITESCU DEPARTMENT OF PRODUCT DESIGN AND ROBOTICS, TRANSILVANIA UNIVERSITY OF BRASOV BV. EROILOR 29, BRASOV ROMANIA motanmotan34@yahoo.com STRESSES IDENTIFICATION WITH FEM IN PORTABLE VERTICAL WIND TURBINES STRUCTURES MIHAI-TIBERIU LATEŞ “TRANSILVANIA” UNIVERSITY OF BRAŞOV, PRODUCT DESIGN AND ROBOTICS DEPARTMENT latesmt@unitbv.ro FREE FREQUENCIES ANALYSIS OF PHOTOVOLTAIC PANELS TRACKING SYSTEMS MIHAI-TIBERIU LATEŞ, DORIN DIACONESCU, AUREL JULA “TRANSILVANIA” UNIVERSITY OF BRAŞOV, PRODUCT DESIGN AND ROBOTICS DEPARTMENT latesmt@unitbv.ro, dvdiaconescu@unitbv.ro, ajula@unitbv.ro A BIOMECANICAL MODEL OF THE BACKWARD LONGSWING ON FIXED BAR IN GYMNASTICS MIRCEA BĂRBUCEANU UNIVERSITY OF PITEŞTI, FACULTY OF SCIENCES, ROMANIA mircea_barbuceanu@yahoo.com A BIOMECANICAL MODEL OF THE BACKWARD LONGSWING ON RINGS IN GYMNASTICS MIRCEA BĂRBUCEANU UNIVERSITY OF PITEŞTI, FACULTY OF SCIENCES, ROMANIA mircea_barbuceanu@yahoo.com DYNAMIC MODELLING OF N-CARDAN TRANSMISSIONS WITH SHAFTS IN A SPATIAL CONFIGURATION. PART I. TRANSMISSIONS’ MODULARIZATION MIRCEA NEAGOE, DORIN DIACONESCU, RADU S$ULESCU TRANSILVANIA UNIVERSITY OF BV mneagoe@unitbv.ro MINIATURE ROBOT WITH APPLICATIONS IN BIOMEDICAL ENGINEERING OLIMPIU TĂTAR*, DAN MÂNDRU*, VADIM BREAZ** *TECHNICAL UNIVERSITY OF CLUJ-NAPOCA, FACULTY OF MECHANICS DEPARTMENT OF MECHANISMS, FINE MECHANICS AND MECHATRONICS 400641, CLUJ-NAPOCA, B-DUL MUNCII 103-105, **SONDEX ROMÂNIA SRL olimpiut@yahoo.com ASIMO - ADVANCED STEPPING INNOVATIVE MOBILITY OVIDIU ANTONESCU, PAUN ANTONESCU UNIVERSITY “POLITEHNICA” OF BUCHAREST, MECHANISM AND ROBOT DEPT., SPL. INDEPENDENTEI 313, BUCHAREST, ROMANIA oval33@hotmail.com, panton38@hotmail.com STRUCTURAL ANALYSIS AND SYNTHESIS OF PARALLEL MANIPULATORS PAUN ANTONESCU, OVIDIU ANTONESCU POITEHNICA UNIVERSITY OF BUCHAREST panton38@hotmail.com, oval33@hotmail.com STRUCTURAL MODELING THROUGH ARTICULATED MECHANISMS OF THE HUMAN FOOTS ANKLE PETRE ALEXANDRU, DORIN DIACONESCU, IONEL ŞTEFAN UNIVERSITATEA TRANSILVANIA DIN BRAŞOV alex.p@unitbv.ro CINEMATIC MODELING OF THE ARTICULATED STRUCTURES WHICH ARE EQUIVALENT TO THE HUMAN FOOT PETRE ALEXANDRU, IONEL ŞTEFAN UNIVERSITATEA TRANSILVANIA DIN BRAŞOV alex.p@unitbv.ro ON THE MECHANICAL EFFICIENCY OF SPEED MULTIPLICATORS FOR WIND TURBINES RADU VELICU TRANSILVANIA UNIVERSITY OF BRAŞOV, ROMANIA rvelicu@unitbv.ro THE INFLUENCE OF THE INCLINATION ANGLE ON THE EFFICIENCY OF A FLAT PLATE SOLAR COLLECTOR RALUCA LATEŞ, ION VIŞA, DORIN DIACONESCU “TRANSILVANIA” UNIVERSITY OF BRAŞOV, PRODUCT DESIGN AND ROBOTICS DEPARTMENT latesr@unitbv.ro, visaion@unitbv.ro, dvdiaconescu@unitbv.ro OPTICAL FIBER PHOTONIC EMBEDDED SENSOR ROXANA-MARIANA BEIU, CONSTANTIN D. STANESCU “POLITEHNICA” UNIVERSITY OF BUCHAREST rbeiu@yahoo.com, prof_cstanescu@yahoo.com KINEMATIC MODELING FOR A WALKING ROBOT’S LEG WITH PAIR OF REFERENCE SYSTEM METHOD STELIANA VATAU “POLITEHNICA” UNIVERSITY TIMISOARA, MECHATRONICS DEPARTAMENT BUL. MIHAI VITEAZU, NO.1, TIMISOARA, ROMANIA steliana.vatau@mec.upt.ro A MODIFIED STANDARD PNEUMATIC VALVE WITH FLOW CONTROL CAPABILITY VALENTIN CIUPE, INOCENTIU MANIU “POLITEHNICA” UNIVERSITY OF TIMISOARA, DEPARTMENT OF MECHATRONICS valentin.ciupe@mec.upt.ro inocentiu.maniu@mec.upt.ro MODELLING AND SIMULATION OF A MAGNETIC LEVITATION SYSTEM VALER DOLGA, LIA DOLGA “POLITEHNICA” UNIVERSITY OF TIMIŞOARA, ROMANIA, DEPARTMENT OF MECHATRONICS valer.dolga@mec.upt.ro lia.dolga@mec.upt.ro MODELLING, SIMULATION AND VIRTUAL INSTRUMENTATION IN MECHATRONICS VALER DOLGA, LIA DOLGA “POLITEHNICA” UNIVERSITY OF TIMIŞOARA, ROMANIA, DEPARTMENT OF MECHATRONICS valer.dolga@mec.upt.ro lia.dolga@mec.upt.ro THE EFFECT OF CYCLING VARYING MESH STTIFFNESS ON DYNAMIC MOTION CHARACTERISTICS OF SPUR GEARS VIRGIL ATANASIU, DUMITRU LEOHCHI TECHNICAL UNIVERSITY “GH. ASACHI”, DEPT. OF MECHANISMS THEORY AND ROBOTICS D.MANGERON 63, IASI, 6600, ROMANIA TOPOLOGICAL MODELS FOR THE STUDY OF KINEMATICS OF MULTIBODY SYSTEMS VLASE SORIN, BARITZ MIHAELA , SCUTARU MARIA LUMINIŢA, BURCA IOAN UNIVERSITY TRANSILVANIA OF BRAŞOV, UNIVERSITY MEDICINE OF TÂRGU MUREŞ svlase@unitbv.ro, mbaritz@unitbv.ro, luminitascutaru@yahoo.com THEORETICAL AND EXPERIMENTAL RESOURCES ELEMENTS IN ELECTROSTATIC MOTORS CONSTRUCTION TITUS DELIMAN UNIVERSITY OF ORADEA, MANAGERIAL ENGINEERING AND TECHNOLOGY FACULTY DESIGN OF A CO2 LASER (10.6mM) OPTICAL SYSTEM RENATA BODEA*, COSMIN IONESCU**, CORINA GRUESCU** *UNIVERSITY OF ORADEA, ** UNIVERSITY POLITEHNICA TIMISOARA prod.conf@rdslink.ro, cosminlaurentiu@yahoo.com, corina@mec.upt.ro   Copyright 2011 CNCSIS ACCREDITATION 2002-2004, "Clasa B" 2005-2006, "Clasa B+" 2007-2011