SOR NB18 is a

low-floor Accessibility is the design of products, devices, services, vehicles, or environments so as to be usable by people with disabilities. The concept of accessible design and practice of accessible development ensures both "direct access" (i. ...

articulated An articulated vehicle is a vehicle which has a permanent or semi-permanent pivot joint in its construction, allowing it to turn more sharply. There are many kinds, from heavy equipment to buses, trams and trains. Steam locomotives were sometim ...

single-decker bus A single-decker bus or single-decker is a bus that has a single deck for passengers. Normally the use of the term ''single-decker'' refers to a standard two- axled rigid bus, in direct contrast to the use of the term double-decker bus, which ...

produced by bus manufacturer SOR from the

Czech Republic The Czech Republic, or simply Czechia, is a landlocked country in Central Europe. Historically known as Bohemia, it is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the southeast. The ...

since 2008. Since 2009 bus also comes with

hybrid drive In computing, a hybrid drive (solid state hybrid drive – SSHD) is a logical or physical storage device that combines a faster storage medium such as solid-state drive (SSD) with a higher-capacity hard disk drive (HDD). The intent is adding s ...

SOR NBH 18. In many towns they currently replace

Karosa B 741 Karosa B 741 is an articulated urban bus produced by bus manufacturer Karosa from the Czech Republic, in the years of 1991 to 1997. In many towns they replaced Ikarus 280 made in Hungary. In production was succeeded by Karosa B 941 in 1997. Con ...

and

Karosa B 941 Karosa B 941 is an articulated urban bus produced by bus manufacturer Karosa from the Czech Republic, in the years of 1997 to 2002. Modernised version, Karosa B941E, was introduced in the year 1999. In many towns they replaced Ikarus 280 made in H ...

Construction features

SOR NB18 is derived from the SOR NB 12 rigid

. It is made of two rigid sections linked by a pivoting joint. Engine and automatic transmission are located in the left rear corner of the bus. Inside are used plastic Ster seats. Rear axle is ZF brand, as well as medium axle, the front axle is of its own production with independent wheel suspension. Only third C axle is propulsed, meaning that this articulated bus has pusher configuration. Body of the vehicle is welded from steel-voltage profiles, flashings from the outside and interior are lined with plastic sheeting. The floor of the bus is at a height of 360 mm above the ground. On the right side of the bus are five doors (first are narrower than other doors). The diesel hybrid bus NBH 18 is derived from NB 18, but it has

(parallel hybrid drive unit from

Allison Allison may refer to: People * Allison (given name) * Allison (surname) (includes a list of people with this name) * Eugene Allison Smith (1922-1980), American politician and farmer Companies * Allison Engine Company, American aircraft engine ...

allows accumulation of braking energy), which is then used for start-up by two

electric motor An electric motor is an electrical machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate for ...

s built into

Automatic transmission An automatic transmission (sometimes abbreviated to auto or AT) is a multi-speed transmission used in internal combustion engine-based motor vehicles that does not require any input from the driver to change forward gears under normal driving ...

. In Czechia are also produced

trolleybus A trolleybus (also known as trolley bus, trolley coach, trackless trolley, trackless tramin the 1910s and 1920sJoyce, J.; King, J. S.; and Newman, A. G. (1986). ''British Trolleybus Systems'', pp. 9, 12. London: Ian Allan Publishing. .or trol ...

es SOR TNB 18 and Škoda 31Tr SOR in

Škoda Transportation Škoda Transportation a.s. is a Czech engineering company that continues the legacy of Škoda Works' rolling stock manufacturing that started at the end of 19th century in Plzeň. Following the first world war, the Works commenced locomotive p ...

, which are based on SOR NB 18 bodies.

Production and operation

In 2006 SOR introduced in Brno on Autotec a completely new range of

low-floor bus A low-floor bus is a bus or trolleybus that has no steps between the ground and the floor of the bus at one or more entrances, and low floor for part or all of the passenger cabin. A bus with a partial low floor may also be referred to as a low ...

es. Rigid

NB 12 and

NB 18 were presented with their prototype after the prototypes has done both test drive through cities in Czechia and

Slovakia Slovakia (; sk, Slovensko ), officially the Slovak Republic ( sk, Slovenská republika, links=no ), is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the s ...

. The second bus type NB 18 was introduced at Autotec 2008 and from first prototype it differs with modified design. Serial production began in the fall of 2008, and in January 2009 was delivered first serial bus NB18 to

Nitra Nitra (; also known by other alternative names) is a city in western Slovakia, situated at the foot of Zobor Mountain in the valley of the river Nitra. It is located 95 km east of Bratislava. With a population of about 78,353, it is the fifth l ...

References

External links

Description on the web page of manufacturer
{{SOR Buses Buses of the Czech Republic Buses manufactured by SOR Articulated buses Low-floor buses Tri-axle buses

Construction features

Production and operation

See also

References

External links