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US 4,951,986 AGranted
Plastic bumper
AssigneeMinoru Industrial Co., Ltd.
InventorsKunio Hanafusa, Naoshige Fukuhara, Takaaki Tachibana
Life of this patent
Estimating the term…
Abstract
A plastic bumper for use in an automobile includes a front wall member generally having a U-shape cross-section, and a rear wall member having a mid portion intermittently indented to form a plurality of pyramid frustum shaped recesses. An outer end face of each pyramid frustum recess is adhered to an inside face of said front wall member. Thus, the bumper is reinforced with respect to vertical and horizontal impacts.
Claims8
A plastic bumper for use in an automobile comprising:
- a front wall member generally having a U-shape cross-section;
- and
- a rear wall member having a mid portion intermittently indented to form a plurality of recesses each having a shape of pyramid frustum, an outer end face of each pyramid frustum recess being adhered to an inside face of said front wall member.
A plastic bumper for use in an automobile comprising:
- a front wall member generally having a U-shape cross-section;
- and
- a rear wall member having a plurality of supporting tubes extending from a surface of said rear wall member and plate ribs extending between neighboring supporting tubes.
Dependencies are inferred from the claim text.