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32results about How to "Reduce plastic usage" patented technology

Apparatus and method for stretch-wrapping articles

Apparatus and process for stretch wrapping articles, especially heads of lettuce, wherein a roll (23) of film (24) is supported on a housing (21), and the film is supplied from the roll around a dancer roller (50) and film feed roller (51) to a pair of film feed grippers (33, 34) which grip a leading edge of the film and advance it past an opening (26), whereupon a clamp (27) engages the leading edge of the film to hold it while the grippers release and return to their home position. Additional clamps (28–32) then engage the film to hold it in place over the opening. A head of lettuce (L) is placed on the film in centered relation to the opening, and a ram (37) engages the lettuce and pushes it against the film to stretch the film through and below the opening. Gathering bars (38, 39) engage the film stretched between the opening and the head of lettuce to gather the film in a first direction, and a U-channel (40) and sealing and trimming mechanism (41) gather the film in a second direction to produce a narrow necked down section of gathered film, fuse and seal the necked down section to produce a wrapped head of lettuce, trim excess film from the lettuce, and release the wrapped head of lettuce to drop onto a take away conveyor. The film (24) is a polyethylene based multi-layer film with an outer polypropylene layer for added gloss, slip and clarity, has a 300% stretch capability, is FDA approved for direct food contact, has an anti-fog additive for moisture dissipation during temperature fluctuations, is thirteen microns thick, and has a width of sixteen inches.
Owner:INT PAPER CO

Cosmetic hose compact in structure

The invention discloses a cosmetic hose compact in structure. The cosmetic hose comprises a hose body and a cover. Both the upper portion of the hose body and the cover are cylindrical. The cover is arranged at the upper end of the hose body. An annular buckle is arranged on the inner side of the lower end of the cover. A clamping groove matched with the buckle is formed in the upper end of the outer side of the hose body. A cosmetic squeezing-out opening is formed in the middle of the upper end of the hose body. A sealing portion is arranged in the middle of the lower side of the cover, wherein the outer side of the cosmetic squeezing-out opening is sleeved with the sealing portion. The upper end of the cosmetic squeezing-out opening abuts against the lower side of the cover. By the adoption of the cosmetic hose compact in structure, a thread and a shoulder portion used in the prior art are omitted, a product molded by buckling the hose body and the cover is directly molded through injection molding, the working procedures are reduced greatly, the consumption of plastic is reduced, the structure is simple, operation is easy, the functional use requirement of the product can be met, less carbon emission can be achieved, environment protection is facilitated, and the product competitiveness is improved.
Owner:SHANGHAI BLOPAK

Telescopic exhaust device with heat preservation and noise reduction functions

The invention relates to the field of machinery, in particular to an exhaust device. The telescopic exhaust device with heat preservation and noise reduction functions comprises an exhaust pipe body, and the exhaust pipe body comprises at least three telescopic joints; and each telescopic joint comprises a supporting ring, and further comprises a first outer-layer rotating cantilever, a second outer-layer rotating cantilever, a first inner-layer rotating cantilever and a second inner-layer rotating cantilever which are arranged on the supporting ring. By means of the design, the telescopic exhaust device with the heat preservation and noise reduction functions is provided, an exhaust pipe is a complete annular pipeline formed by sequentially arranging the multiple telescopic joints, a cavity used for storing air is formed in the pipe wall formed by connecting the multiple telescopic joints, a heat preservation layer is formed through the air in the cavity, the telescopic performance of the pipeline is guaranteed, the plastic consumption and cost of the pipeline are reduced, and the heat preservation performance of the ventilating pipeline is improved; and meanwhile, the cavity structure is formed in the pipe wall, so that noise transmission in the pipeline can be reduced, and the sound insulation effect of the pipeline is improved.
Owner:李志华
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