Now depending on the cargo and other factors like maintenance cost, One-time manufacturing cost, Hatch covers can be broadly divided into the following types. The usual arrangement is for one panel to stow on the port side, while the other stows on the stbd side. They roll on rails and they are driven by a rack and pinion mechanism. 2) Rolling type : Hatch cover 저장 공간이 Hatch의 ship side측에 있고 Hatch cover panel이 배의 . It is opened and closed on one or both ship side direction, or fore/aft direction on special ship type. The single folding-type hatch cover can be operated from a specific hatch as necessary. 4 Marine Hatch Cover Market: Technology Type Analysis. 횡 방향으로 이동하는 것을 side rolling type이라 한다. Rolling type hatch covers consists of two covers at the end of the hatchway. 배의 길이 방향으로 이동하는 Hatch cover을 end rolling type 이라 한다. These type of hatch covers are usually fitted on large ships. When the cylinder pushes the panels through the end hinge arm, the hatch cover is folded and moves along the rail at the same time and fully opened. TTS Ships Equipment side rolling hatch covers are of a simple, but cost- www.tts-marine.com Open the catalog to page 1 One method of operation of side rolling hatch covers is by rack and pinion, pictured right, where a rack is located transversely in the centre of the underside of each panel. Stacking hatch covers. The rolling type hatch cover is designed for installation in various bulk cargo carries. Stacking hatch covers for weather decks are usually all hydraulic in operation and the panels move into stowage or closure positions in a specific sequence. - Rolling hatch covers – Rolling covers are divided into two main types considering opening direction. The Single folding-type Hatch Cover is a pair consisting of two panels and is driven by a hydraulic cylinder. Rolling type Hatch Cover . These means may be fixed to the cover sections or they may form elongations of two sides of the hatch coaming. The weight of the cover, and any cargo stowed on it, is transferred to the ship structure by bearing pads. As ingress of water can damage the cargo in the hold. These covers roll to stow on the sides of a hatch (side-rolling) and are mainly used by bulk-carriers. The single folding-type hatch cover can be operated from a specific hatch as necessary. 4.3.2 Rolling type MacGregor side-rolling hatch covers are commonly used on the weather decks of larger bulk carriers, such as Panamax and Capesize vessel types. The main objective of Hatch covers is to prevent the ingress of water into the cargo hold. 주로 대형 선박에 채택 된다. - Pontoon hatch covers – Pontoon type hatch covers feature a flat top and flat bottom plate and are weathertight. Rolling type. Weather deck covers—rolling type. Wheels are fitted which help in the sliding of the panel either athwartship in case of side rolling or longitudinally in case of end rolling. 4.1 Marine Hatch Cover Technology Type Market Share Analysis, 2018 & 2026 4.2 Marine Hatch Cover Technology Type Market: Segment Dashboard 4.3 Market Size & Forecasts and Trend Analyses, 2015 to 2026 for the Technology Type Segment 4.3.1 Sliding type. When the cylinder pushes the panels through the end hinge arm, the hatch cover is folded and moves along the rail at the same time and opened fully. The Single folding-type Hatch Cover is a pair consisting of two panels and is driven by a hydraulic cylinder. Hatch covers of this type are usually called side-rolling covers, and the sections are in open position supported by means arranged outside the coaming surrounding the opening. In the hold panels and is driven by a rack and pinion mechanism mainly by! Cover, and any cargo stowed on it, is transferred to the ship structure by bearing pads while! 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