01
Concept & Design
System concepts, 3D design, interfaces, installation spaces, functional principles and detailed engineering.
Engineering & Technology
Engineering for modern mobility.
LEMEZ.TECH develops engineering solutions for rail vehicles, metro, tram, bus and advanced mechanical systems – from concept development to final technical documentation.
Services
Engineering from analysis to implementation.
Practical, documented and project-ready solutions for vehicle engineering and mechanical systems.
02
FEM & Assessment
Assessment of load cases, interface forces, structural behaviour and technical FEM reports.
03
Kinematics & Motion
Analysis of relative displacements, rotations, curve negotiation, tolerances and dynamic motion conditions.
04
Gangway & Articulation Systems
Development and assessment of gangway systems, bellows, articulations, turntables and interfaces.
05
Test Rigs
Concepts for motion, climatic, endurance and functional test rigs including mechanical design.
06
Documentation & Support
Drawings, technical reports, specifications, test programs, presentations and project support.
LEMEZ Projects
Project portfolio for tram, bus, train and engineering systems.
The current project portfolio covers motion and collision analysis for tram, bus and train, together with special development, test rigs and FEM assessment.
TRAM
Motion Analysis and Collision Analysis Tram
3D-based assessment of motion conditions and collision clearance around the gangway, articulation and adjacent vehicle structures.
BUS
Motion Analysis and Collision Analysis Bus
Assessment of articulation angles, relative vehicle movement and clearance envelopes for articulated bus applications.
- Articulation angles
- Relative vehicle movement
- Clearance envelope studies
TRAIN
Motion Analysis and Collision Analysis Train
Analysis of vehicle movement and geometric clearances at gangways and rail-vehicle interfaces.
SPECIAL DEVELOPMENT
Special Development
Customer-specific engineering solutions and detail development for special installation, interface and functional requirements.
TEST RIGS
Test Rigs & Special Engineering – Motion
Test-rig and motion concepts for reproducible simulation of defined vehicle and component movements.
- Rotate – Both Sides
- Nod – One Side
- Vertical Shift – Both Sides
TEST RIGS
Test Rigs & Special Engineering – Mechanical Design
Mechanical development of test rigs with base frames, guides, drive units and moving assemblies.
FEM
FEM Report
Structural assessment with stress distributions, critical load cases, utilisation values and a consolidated result register.
FEM / VERIFICATION
Calculation Basis & Utilisation Visualisation
Consolidation of input documents and visual presentation of a preliminary utilisation assessment for assemblies and elastic elements.
- Basis and input documents
- Preliminary utilisation visualisation
Industries
Focused on public mobility.
Rail
Regional, long-distance and special rail vehicles.
Metro
Gangways, vehicle movements and interfaces.
Tram
Articulations, rotational movement and vehicle modules.
Bus
Articulation systems, control and mechanical integration.
About LEMEZ.TECH
Engineering experience meets flexible project execution.
LEMEZ.TECH supports manufacturers, suppliers and project partners in the engineering, assessment and documentation of complex systems for public transport and mechanical engineering.
MechanicalDesign & Integration
AnalysisFEM, Kinematics & Risks
DocumentationReports, Drawings & Specifications
InternationalCross-border project support
Process
Structured, technically transparent, efficient.
Analysis
Review requirements, interfaces, risks and existing documentation.
Concept
Develop and evaluate technical solution variants.
Engineering
Create models, calculations, drawings and specifications.
Documentation
Document results clearly for customers, partners and subsequent project phases.
Contact
Do you have an engineering project?
Briefly describe your task, vehicle type or engineering challenge. We will get back to you regarding the next steps.