- Catalogs
- MARINE PROPELLER - JPROP
- THE ADJUSTABLE PITCH FEATHERING PROPELLER
THE ADJUSTABLE PITCH FEATHERING PROPELLER
THE ADJUSTABLE PITCH FEATHERING PROPELLER
JPROP propellers are renowned for their advantages in sailing, offering adjustable pitch and a design that minimizes drag under sail. The blades can rotate 180° for superior reverse performance compared to conventional propellers.
Specifications and Features
- Latest Generation: Ideal for both cruising and racing sailboats, JPROP is easy to install, adjust, and is both strong and efficient.
- Vibration-Free Operation: Achieved through static and dynamic balancing with electronic control.
- Construction: The body is made from aluminum-bronze alloy, machined with CNC tools for high-quality components.
- Ogival Nose: Made from aluminum-bronze with reference marks for pitch adjustment and a zinc terminal for corrosion protection.
- Central Hub: Accommodates various shaft types and Sail Drive Systems, customizable per client specifications.
- Bevel Gears: Spiral toothing ensures reliability even under high power.
- Blades: Symmetrically designed for perfect balance on the hydrodynamic center pressure.
Installation and Adjustment
JPROP can be installed without expert assistance, similar to conventional propellers. The pitch can be adjusted underwater without tools, allowing for easy experimentation to find the optimal setting for your engine and boat.
Installation Procedure
- Unscrew the screws holding the electrolytic ogival nose.
- Unscrew and remove the safety lock nut.
- Slip JPROP onto the shaft and tighten the retaining nut.
- Ensure the retaining nut is locked, then screw the safety lock nut.
- Reassemble the zinc ogival nose.
Available Models
JPROP offers various models suitable for different diameters and shaft types, including options for Sail Drive systems like VOLVO SD, LOMBARDINI SD, YANMAR SD, and SONIC.
Conclusion
JPROP's innovative design and materials ensure easy installation, adjustment, and durability, making it a preferred choice for sailing enthusiasts.
Catalog excerpts
JPROP L'ELICA AUTORIENTANTE A PASSO VARIABILE I vantaggi delle eliche JPROP sono ben noti a tutti gli appassionati di vela: - la possibilità di variare il passo; - il disegno delle pale, pensato per ridurre al minimo la resistenza all'avanzamento sotto vela; - le prestazioni notevolmente superiori in retromarcia, rispetto alle eliche convenzionali, grazie alla rotazione automatica delle pale di 180°. JPROP THE ADJUSTABLE PITCH FEATHERING PROPELLER Each enthusiast in sailing knows well JPROP propellers’ advantages: first of all there is the possibility of adjusting the pitch blades feathering...
Open the catalog to page 2
LE PALE Disegnate con sezione e profilo simmetrici per ottenere un perfetto equilibrio sul centro di pressione idrodinamica. o BLADES They are designed with a symmetrical wing section and profile to obtain a perfect balance on the idro-dynamic centre pressure JPROP risolve ogni problema di installazione, regolazione e durata grazie ad una nuova configurazione meccanica brevettata, a materiali estremamente resistenti e all'impiego di modernissime tecnologie di lavorazione di tutti i componenti. o JPROP J Propo solves each installation and durability trouble thanks to a new patented mechanical...
Open the catalog to page 3
REGOLAZIONE DEL PASSO ADJUSTING THE PITCH PROCEDURA DI INSTALLAZIONE INSTALLATION PROCEDURE 1 - Svitare le viti che trattengono il terminale dell'ogiva in zinco elettrolitico. o Unscrew the screws that hold on the eletrolytic ogival nose 2 1 - Assicurarsi del senso normale di rotazione dell'asse elica e mettere le pale di J PROP in posizione "a bandiera". o First of all you have to make sure of right or left-hand rotation of the shaft and put J Prop blades in fully feathered position 2 - Allentare il controdado di sicurezza. o Unscrew the safety lock nut. 2 3 3 - Togliere il controdado di sicurezza....
Open the catalog to page 4
J PROP L'ELICA AUTORIENTANTE A PASSO VARIABILE J PROP THE ADJUSTABLE PITCH FEATHERING PROPELLER I modelli SAIL DRIVE® SAIL DRIVE® types Tipo SDA - JPROP offre le stesse caratteristiche tecniche delle eliche con trasmissione a linea d’asse. Adatta ad ogni tipo di piede Sail Drive, viene configurata nelle versioni VOLVO SD, LOMBARDINI SD, YANMAR SD, SONIC. o SDA type - JProp offers the same technical characteristics as a “shaft propeller” but can be applied to all Sail-drive systems. For example: Volvo SD, Lombardini SD, Yanmar SD and Sonic to name but a few. ELICHE DISPONIBILI - AVAILABLE PROPELLERS...
Open the catalog to page 5
• Via Olona, 9 - 21054 Fagnano Olona (VA) - Italy • tel +39 0331 614085 (r.a.) - fax +39 0331 612668 • www.marinepropeller.it - e-mail: [email protected]
Open the catalog to page 6All MARINE PROPELLER - JPROP catalogs and brochures
JPROP Mod. Type SDB1 Page
