BR0004983A - Large rotomolded plastic tank and the process for making its shapes - Google Patents

Large rotomolded plastic tank and the process for making its shapes

Info

Publication number
BR0004983A
BR0004983A BR0004983A BR0004983A BR0004983A BR 0004983 A BR0004983 A BR 0004983A BR 0004983 A BR0004983 A BR 0004983A BR 0004983 A BR0004983 A BR 0004983A BR 0004983 A BR0004983 A BR 0004983A
Authority
BR
Brazil
Prior art keywords
tank
shapes
side walls
making
tanks
Prior art date
Application number
BR0004983A
Other languages
Portuguese (pt)
Inventor
Jose Celso Becca
Original Assignee
K N E Plast Ind E Com Ltda
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 K N E Plast Ind E Com Ltda filed Critical K N E Plast Ind E Com Ltda
Priority to BR0004983A priority Critical patent/BR0004983A/en
Publication of BR0004983A publication Critical patent/BR0004983A/en

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

"TANQUE DE GRANDES DIMENSõES DE PLáSTICO ROTOMOLDADO E O PROCESSO PARA A CONFECçãO DE SUAS FORMAS". Constituído por tanque de grandes dimensões e com secção transversal essencialmente ovóide, sendo composto por paredes laterais ( 10 ), superior substancialmente abaulada ( 20 ), inferior ( não representada ) ligeiramente plana e de fechamento das extremidades ( 30 ), sendo que ditas paredes laterais ( 10 ) e ( 30 ) são dotadas de pluralidade de rebaixos verticais relativamente largos e espaçados e com fundo ligeiramente abaulado ( 12 ) e ( 32 ) respectivamente, estes intertravados cinta periférica conformada horizontalmente ( 11 ) e por nervura longitudinal superior ( 23 ) e nervuras paralelas longitudinais inferiores ( 27 ), dito tanque, quando utilizado como fossa séptica, tendo, na parede superior ( 20 ), uma grande abertura de acesso ( 22 ) e, em uma das paredes ( 30 ), um furo de ventilação ou de evacuação ( 38 ) e com o molde formado por um conjunto de dois meio-moldes compostos de pluralidade de meias-virolas ( 40 ) e ( 50 ), unidos alternadamente por soldagem ( 60 ), cujo desenvolvimento visa permitir a obtenção de tanques plásticos, preferencialmente de polietileno. de grandes dimensões, do tipo que será enterrado ou não, para que possam ser utiliizados como fossas sépticas ou outras funções."LARGE DIMENSIONS OF ROTOMOLDED PLASTIC AND THE PROCESS FOR THE CONFECTION OF ITS SHAPES". Consisting of a large tank with an essentially ovoid cross section, consisting of side walls (10), substantially domed upper (20), lower (not shown) slightly flat and end closure (30), and said side walls (10) and (30) are provided with a plurality of relatively wide and spaced vertical recesses and with a slightly convex bottom (12) and (32) respectively, these interlocking peripherally formed horizontally (11) and upper longitudinal rib (23) and inferior longitudinal parallel ribs (27), said tank, when used as a septic tank, having, in the upper wall (20), a large access opening (22) and, in one of the walls (30), a ventilation or ventilation hole evacuation (38) and with the mold formed by a set of two half-molds composed of a plurality of half-ferrules (40) and (50), alternately joined by welding (6 0), whose development aims to allow the obtaining of plastic tanks, preferably of polyethylene. large, of the type that will be buried or not, so that they can be used as septic tanks or other functions.

BR0004983A 2000-10-16 2000-10-16 Large rotomolded plastic tank and the process for making its shapes BR0004983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR0004983A BR0004983A (en) 2000-10-16 2000-10-16 Large rotomolded plastic tank and the process for making its shapes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR0004983A BR0004983A (en) 2000-10-16 2000-10-16 Large rotomolded plastic tank and the process for making its shapes

Publications (1)

Publication Number Publication Date
BR0004983A true BR0004983A (en) 2002-06-04

Family

ID=3945589

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0004983A BR0004983A (en) 2000-10-16 2000-10-16 Large rotomolded plastic tank and the process for making its shapes

Country Status (1)

Country Link
BR (1) BR0004983A (en)

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Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements