Title:
合成樹脂製容器
Document Type and Number:
Japanese Patent JP4514405
Kind Code:
B2
Abstract:
A bottle-shaped container made of synthetic resin including a body that has a left side (6A) and a right side (6B) which are symmetric to each other to a central axis line of the container, wherein each of the left and right sides (6A, 6B) is formed in a region (7, 8) including a center of the body, with a concaved portion (9, 10) for absorbing distortion due to changes of an internal pressure of the container, the concaved portions (9, 10) in the right and left sides are conformable in shape each other, and have same dimensions, each of said concaved portions (9, 10) includes an upper edge (14), a lower edge (15) and a bottom wall (13), said bottom wall (13) is in a form of shallowly concaved arc (11) in at least one direction of a longitudinal direction and a lateral direction of a circumferential wall of the body, each of the concaved portion (9, 10) is formed with protruded reinforcing portions (18, 19) at to an upper and lower portion thereof, and each of the reinforcing portions (18, 19) has a height (H) is gradually reduced from the upper or lower edge (14, 15) to the bottom wall (13), and a lateral width (W) gradually reduced from the upper or lower edge (14, 15) to the bottom wall (13), so that the reinforcing portion (18, 19) has a substantially triangular shape. Since the container according to the present invention has the structure as described above, the container can be held surely with safeness by holding the approximately central portion of the body of the container with fingers and a palm of a single hand from either the front side or the rear side even if it has a large content and a heavy weight.
Inventors:
Takao Iizuka
Masaaki Sasaki
Masaaki Sasaki
Application Number:
JP2002551440A
Publication Date:
July 28, 2010
Filing Date:
December 20, 2000
Export Citation:
Assignee:
Yoshino Industry Co., Ltd.
International Classes:
B65D8/12; B65D1/02; B65D23/10; B65D79/00
Domestic Patent References:
| JPH0728086Y2 | 1995-06-28 | |||
| JP3608420B2 | 2005-01-12 | |||
| JP3769736B2 | 2006-04-26 | |||
| JPH09328115A | 1997-12-22 | |||
| JPH0410013U | 1992-01-28 | |||
| JPH10203520A | 1998-08-04 | |||
| JPH08318953A | 1996-12-03 | |||
| JPH10329820A | 1998-12-15 | |||
| JPH10305823A | 1998-11-17 |
Attorney, Agent or Firm:
Makoto Ichikawa