The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 2003
Filed:
Jun. 01, 2001
Samuel William Tolkoff, Boston, MA (US);
Leo Gurfinkel, Newton, MA (US);
Knut Streitlien, Jamaica Plain, MA (US);
Bluefin Robotics Corporation, Cambridge, MA (US);
Abstract
An apparatus for joining cylindrical sections, including a semi-cylindrical profile section or member adapted to be coupled to a cylindrical section on an outer circumferential portion of the profile section or member and including an outer circumferential groove and an inner circumferential ridge; a ring-shaped compression ring or member coupled to the profile section or member and including a circumferential groove on an outer portion thereof and attachment fixtures or members on opposite sides thereof; and a pair of semi-cylindrical tension bands or members forming a ring shape and each including a pair of inner circumferential ridges and attachment fixtures or members on end portions thereof. The circumferential ridge of the profile section or member couples to the circumferential groove of the compression ring or member. One of the circumferential ridges of one of the tension bands or members couples to respective of the circumferential groove of the profile section or member. The attachment fixtures or members of the tension bands or members couple to respective ones of the attachment fixtures or members of the compression ring or member.