Grandstands TRIZ Cases
- Reverse fold tier catches for stadium seating
See how a reverse-fold tier catch assembly enables highest-to-lowest retraction in telescopic s
- Theater having a modular auditorium and method for assembling a theater
See how prefabricated base and tier sections form self-supporting auditoriums without lateral b
- Nose-Mounted Folding Stanchion for Telescopic Seating Under Balconies
See how a segmented stanchion with pivot straps enables simultaneous seat and back rotation, re
- Modular Auditorium Lifting Fixture for Rapid Tier Assembly
See how a standardized lifting fixture with universal interfaces enables rapid assembly of pref
- Modular auditorium and method for assembling a modular auditorium
See how prefabricated base and tier sections form a self-supporting auditorium structure that a
- Modular Auditorium Tier System for Self-Supporting Assembly
See how cantilevered tier sections and prefabricated base modules enable rapid auditorium assem
- Bleacher deck interlock apparatus and method
See how a pawl-and-capture-bracket interlock eliminates vertical bounce and noise in retractabl
- Seating system with tiltable deck and belt drive
See how a belt-driven sprocket system with tiltable deck enables telescopic riser movement, red
- Moving stands
See how independent seat and passage floor members with separate arm supports prevent rocking m
- Modular Seating Assemblies for Sloped Floor Reconfiguration
Modular seat banks use floor plates and mounting feet to secure sloped-floor layouts while speeding venue reconfiguration and preserving safe egress.
- Retractable Anti-Panic Barrier for Convertible Grandstand Seating
A vertically sliding anti-panic barrier lets grandstands switch between seating and standing modes without footspace obstruction or dismantling.
- Telescopic Seating Riser Belt Drive With Anti-Binding Feedback
A belt-driven telescopic seating riser uses laser and sensor feedback to prevent binding and automate deployment on uneven surfaces.
- Telescopic Seating Riser Control for Binding-Free Deployment
Laser-guided feedback steers powered telescopic seating risers to deploy and retract smoothly on uneven or slick terrain without binding.
- Tiltable Seating Deck With Belt-Driven Telescopic Riser
A belt-driven telescopic riser and ball-screw tilting deck enable compact seating storage, fast deployment, and stable use positions.
- Portable Bleacher Lift Mechanism for Controlled One-Person Deployment
Gas-strut lift and descent control lets one person deploy portable bleachers safely while keeping the structure lightweight and easy to move.
- Pantograph Seat Blocks for Fast Auditorium Layout Changes
Independent pantograph seat blocks let auditoriums switch between stepped and flat layouts quickly, without beam synchronization or curved-beam limits.
- Telescopic Seating Riser Alignment Control to Prevent Binding
Laser-guided feedback and corrective steering keep telescopic seating risers aligned for smooth powered deployment and retraction.
- Pantograph Auditorium Seating for Fast Flat-to-Stepped Conversion
A pantograph tilting mechanism converts auditorium seating between flat and stepped layouts without lift-tilt synchronization delays or wall-fit limits.
- Detachable Folding Seat Support for Fast Spectator Stand Setup
A pin-and-lock support member lets folding spectator seats detach quickly for compact storage while keeping the stand stable in use.
- PLC-Controlled Seat Row Movement With Continuous Floor Coverage
Motorized seat rows slide on floor guides with PLC control and automatic cover plates, cutting venue changeover time while keeping the surface usable.
- Movable Seat Rows With Leveled Guides and Flush Floor Covers
Embedded leveled guides and flush cover plates let seat rows slide smoothly while preserving a uniform floor in multi-purpose spaces.
- Movable Stand Stopper Switching for Shortened Use Positions
A linked stopper and lever mechanism switches multiple floor stands between normal and shortened positions without individual adjustments.