Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB23458/51A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
McNeil Machine and Engineering Co
Original Assignee
McNeil Machine and Engineering Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by McNeil Machine and Engineering CofiledCriticalMcNeil Machine and Engineering Co
Publication of GB719391ApublicationCriticalpatent/GB719391A/en
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
B29C45/02—Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
Landscapes
Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Mechanical Engineering
(AREA)
Injection Moulding Of Plastics Or The Like
(AREA)
Abstract
719,391. Pistons. McNEIL MACHINE & ENGINEERING CO. Oct. 9, 1951 [March 28, 1951], No. 23458/51. Class 122(1) [Also in Group V] A piston forming part of an injection-moulding machine (see Group V) comprises two plates 34, 35 secured together by bolts 36. Around the bolts are springs 361 which urge the plates together and compress a packing ring 38.
GB23458/51A1951-03-281951-10-09Improvements in or relating to injection molding presses
ExpiredGB719391A
(en)