A portable drawing is a section of thick bamboo certainly for engineering design

• Main Authors: LIN PEIHAO, XU JUNSHU, HUANG DONGMING
• Format: Patent
• Language: Chinese; English
• Published: 15.08.2017
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HANDLING THIN OR FILAMENTARY MATERIAL; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; STORING; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TRANSPORTING

The utility model relates to an engineering design instrument technical field, and disclose a portable drawing is a section of thick bamboo certainly for engineering design, including the barrel, the side fixed mounting of barrel has a curb plate, and the side fixed mounting of curb plate has and lies in the inside expanding spring of barrel, and expanding spring keeps away from the one end of curb plate and the side fixed connection by the movable plate, is kept away from expanding spring's the one side and the side swing joint of bottom plate by the movable plate, and the epitaxial fixed mounting of bottom plate has a slider, and slider and offering cup joints in the spout activity of barrel inner wall, and the middle part fixed mounting of the opposite side of bottom plate has the fixed block. This a portable drawing is a section of thick bamboo certainly for engineering design, through setting up the reel roll -up drawing on the dead lever, through draw -in groove joint drawing, the slider that the rethre