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    • 7. 发明授权
    • Bowling lane ball return capping
    • 保龄球道回球盖帽
    • US06340335B1
    • 2002-01-22
    • US09501929
    • 2000-02-10
    • Troy A. Recknagel
    • Troy A. Recknagel
    • A63D108
    • A63D1/08
    • A pair of spaced uprights defining a ball return channel therebetween, a pair of gutters astraddle the uprights, each gutter having an outer edge portion on the adjacent uprights, a plurality of anchor plates extending over said ball return channel and interfitted with the gutter outer edge portions, the plates and gutter outer edge portions being secured to the uprights, a dress cover extending over the ball return channel and anchor plates, removably interconnected to the anchor plates, a pair of upwardly extending, laterally spaced, parallel anchor protrusions proximate the anchor plate edge portions and having oppositely oriented lateral detents, the dress cover having a width greater than the lateral spacing of the protrusions, a pair of parallel, laterally spaced fastener legs depending from the dress cover, and having lateral detents generally aligned with the protrusion detents, at least one of 1) the pair of protrusions and 2) the pairs of legs, being resiliently shiftable to enable locking interengagement of the legs and protrusions to removably secure the dress cover on the anchor plates.
    • 一对间隔开的立柱在其间限定了一个球返回通道,一对天桥绕立立柱,每个沟槽具有在相邻立柱上的外边缘部分,多个锚定板延伸在所述球返回通道上并与沟槽外边缘 部分,板和沟槽外边缘部分固定到立柱上,延伸在球返回通道上的连衣帽和可拆卸地互连到锚板的锚固板,一对向上延伸的横向间隔开的平行锚固突起, 平板边缘部分并且具有相对定向的侧向棘爪,所述衣物罩具有大于所述突起的横向间隔的宽度,一对平行的,横向间隔开的紧固件腿,其从所述衣服罩延伸,并且具有大致与所述突起掣子对准的侧向掣子 ,所述一对突起中的至少一个和2)所述一对腿可弹性移位 使得腿和突起的锁定相互接合可拆卸地将衣服盖固定在锚板上。
    • 8. 发明授权
    • Bowling lane ball return capping
    • US6106404A
    • 2000-08-22
    • US004184
    • 1998-01-08
    • Troy A. Recknagel
    • Troy A. Recknagel
    • A63D1/08B66C23/06
    • A63D1/08
    • A pair of spaced uprights defining a ball return channel therebetween, a pair of gutters astraddle the uprights, each gutter having an outer edge portion on the adjacent uprights, a plurality of anchor plates extending over said ball return channel and interfitted with the gutter outer edge portions, the plates and gutter outer edge portions being secured to the uprights, a dress cover extending over the ball return channel and anchor plates, removably interconnected to the anchor plates, a pair of upwardly extending, laterally spaced, parallel anchor protrusions proximate the anchor plate edge portions and having oppositely oriented lateral detents, the dress cover having a width greater than the lateral spacing of the protrusions, a pair of parallel, laterally spaced fastener legs depending from the dress cover, and having lateral detents generally aligned with the protrusion detents, at least one of 1) the pair of protrusions and 2) the pairs of legs, being resiliently shiftable to enable locking interengagement of the legs and protrusions to removably secure the dress cover on the anchor plates.
    • 10. 发明授权
    • Bowling bumper system with lowered leading edge
    • 保龄球系统具有降低的前缘
    • US07575521B2
    • 2009-08-18
    • US11717255
    • 2007-03-12
    • Troy A. Recknagel
    • Troy A. Recknagel
    • A63D5/00
    • A63D5/00A63D2005/003
    • A bowling bumper system is disclosed comprising a bumper rail and a positioning system configured to move the bumper rail between a first position below a bowling lane surface and a second position above the bowling lane surface. When the bumper rail is in the second position, an end portion of the bumper rail near a foul line of the bowling lane extends toward the bowling lane surface. In another embodiment, a bowling bumper system is disclosed comprising a bumper and a positioning system configured to move the bumper between a first position below a bowling lane surface and a second position above the bowling lane surface. The positioning system comprises a plurality of pivotable links, wherein a pivotable link closest to a foul line of the bowling lane is shorter than at least one of the other pivotable links.
    • 公开了一种保龄球保险杠系统,其包括保险杠轨道和定位系统,所述定位系统构造成使保险杠轨道在保龄球道表面下方的第一位置和保龄球道表面上方的第二位置之间移动。 当保险杠轨道处于第二位置时,靠近保龄球道的犯规线的保险杠轨道的端部朝向保龄球道表面延伸。 在另一个实施例中,公开了一种保龄球保险杠系统,其包括缓冲器和定位系统,所述保险杠和定位系统构造成在保龄球道表面下方的第一位置和保龄球道表面上方的第二位置之间移动保险杠。 所述定位系统包括多个可枢转连杆,其中最接近保龄球道的犯规线的可枢转连杆比其他可枢转连杆中的至少一个短。