System for rigidly fixing an object to a support by means of thermally insulating tension ties, more particularly for astronomical radiometers

Claim 1

A system for securing an object, which is revolution-shaped around an axis, to a surrounding, coaxial support, said object being moreover symmetrical with respect to a reference median plane perpendicular to said axis, said system comprising individual tension ties formed in groups of four ties which each include two pairs of tension ties that are symmetrical to each other with respect to said reference plane, each tension tie connecting an anchorage point on the object to an anchorage point on the support, the anchorage points of one pair on the object being spaced and the anchorage points of the same one pair on the support being also spaced, but by a greater distance than the former anchorage points, said groups of four tension ties being equally distributed around said axis.

Claim 2

A system for securing an object, which is revolution-shaped around an axis, to a surrounding, coaxial support, said object being moreover symmetrical with respect to a reference median plane perpendicular to said axis, said system comprising individual tension ties formed in groups of four ties which each include two pairs of tension ties that are symmetrical to each other with respect to said reference plane, each tension tie connecting an anchorage point on the object to an anchorage point on the support, the anchorage points of one pair on the object being spaced and the anchorage points of the same one pair on the support being also spaced, but by a greater distance than the former anchorage points, said groups of four tension ties being equally distributed around said axis.

Claim 4

A system for securing an object, which is revolution-shaped around an axis, to a surrounding, coaxial support, said object being moreover symmetrical with respect to a reference median plane perpendicular to said axis, said system comprising two series of individual tension ties which each connect an anchorage point on the object, situated on one side of the reference plane, to an anchorage point on the support situated on the side of the reference plane which is opposite to said one side, every two tension ties of one series corresponding to two tension ties of the other series so as to present symmetrical tilts with respect to the axis and to point inwards in a convergent manner, the anchorage points on the object being less spaced than the anchorage points on the support.

Claim 5

A system for securing an object, which is revolution-shaped around an axis, to a surrounding, coaxial support, said object being moreover symmetrical with respect to a reference median plane perpendicular to said axis, said system comprising two series of individual tension ties which each connect an anchorage point on the object, situated on one side of the reference plane, to an anchorage point on the support situated on the side of the reference plane which is opposite to said one side, every two tension ties of one series corresponding to two tension ties of the other series so as to present symmetrical tilts with respect to the axis and to point inwards in a convergent manner, the anchorage points on the object being less spaced than the anchorage points on the support.

Claim 7

A system for securing an object having a symmetry axis to a surrounding support, which comprises fixing means on the object and corresponding restraining means on the support, tensioned ties for individually connecting every fixing means to a corresponding restraining means, said ties forming a number of pairs in which two ties make an angle comprised between 30* and 60*, all the planes of the pairs being tilted with respect to the symmetry axis of the object with an angle comprised between 30* and 60*, said pairs being equally distributed around said axis, each restraining means being associated with an adjusting device for adjusting the individual tension of every corresponding tie, each tie being made of a material having very low heat conduction and great tensile strength.

Claim 8

A system for securing an object having a symmetry axis to a surrounding support, which comprises fixing means on the object and corresponding restraining means on the support, tensioned ties for individually connecting every fixing means to a corresponding restraining means, said ties forming a number of pairs in which two ties make an angle comprised between 30* and 60*, all the planes of the pairs being tilted with respect to the symmetry axis of the object with an angle comprised between 30* and 60*, said pairs being equally distributed around said axis, each restraining means being associated with an adjusting device for adjusting the individual tension of every corresponding tie, each tie being made of a material having very low heat conduction and great tensile strength.

Claim 11

A system for securing an object to a surrounding support, which object has a symmetry axis and one or more reference planes such as a median plane perpendicular thereto, by means of tension ties extending between the object and the support that converge substantially two by two towards points lying in a reference plane of the said object and spaced from the axis thereof and which are connected to said object proximate said points and fixed to said supports by restraining members at points lying in a circle centered upon said axis and located in a plane parallel to said reference plane and spaced therefrom, said restraining member including a hollow bush formed with an at least partly tapering bore, a pair of cotter-pins which, when applied against each other, form a passageway therethrough for the tape or tension tie to be set under tension and which are adapted to engage into the tapering bore of said bush, a tape fastening member adapted to seat into said cotter-pins at the end thereof remote from the end through which the tape enters, and means for locking the position of the restraining member on said support.

Claim 12

A system for securing an object to a surrounding support, which object has a symmetry axis and one or more reference planes such as a median plane perpendicular thereto, by means of tension ties extending between the object and the support that converge substantially two by two towards points lying in a reference plane of the said object and spaced from the axis thereof and which are connected to said object proximate said points and fixed to said supports by restraining members at points lying in a circle centered upon said axis and located in a plane parallel to said reference plane and spaced therefrom, said restraining member including a hollow bush formed with an at least partly tapering bore, a pair of cotter-pins which, when applied against each other, form a passageway therethrough for the tape or tension tie to be set under tension and which are adapted to engage into the tapering bore of said bush, a tape fastening member adapted to seat into said cotter-pins at the end thereof remote from the end through which the tape enters, and means for locking the position of the restraining member on said support.

Claim 13

A system for securing an object to a surrounding support, which object has a symmetry axis and one or more reference planes such as a median plane perpendicular thereto, by means of tension ties extending between the object and the support that converge substantially two by two toward points lying in a reference plane of the said object and spaced from the axis thereof and which are connected to said object proximate said points and fixed to said supports by restraining members at points lying in a circle centered upon said axis and located in a plane parallel to said reference plane and spaced therefrom, each tension tie being looped back around a peg carried by said object, the two looped-back strands of the tension tie extending through an opening formed in said support and cooperating with a specific restraining member associated to said opening.

Claim 14

A system for securing an object to a surrounding support, which object has a symmetry axis and one or more reference planes such as a median plane perpendicular thereto, by means of tension ties extending between the object and the support that converge substantially two by two toward points lying in a reference plane of the said object and spaced from the axis thereof and which are connected to said object proximate said points and fixed to said supports by restraining members at points lying in a circle centered upon said axis and located in a plane parallel to said reference plane and spaced therefrom, each tension tie being looped back around a peg carried by said object, the two looped-back strands of the tension tie extending through an opening formed in said support and cooperating with a specific restraining member associated to said opening.

Claim 15

A method of adjusting the tensions in a plurality of tension ties of a system for securing an object to a surrounding support, which object has a symmetry axis and one or more reference planes such as a median plane perpendicular thereto, by means of tension ties extending between the object and the support that converge substantially two by two toward points lying in a reference plane of the said object and spaced from the axis thereof and which are connected to said object proximate said points and fixed to said supports by restraining members at points lying in a circle centered upon said axis and located in a plane parallel to said reference plane and spaced therefrom, comprising successively applying a single tensioning tool of light weight on each restraining member to adjust the tension thereon, said tool comprising a calibrated spring for applying the same force to each tension tie.

Claim 16

A method of adjusting the tensions in a plurality of tension ties of a system for securing an object to a surrounding support, which object has a symmetry axis and one or more reference planes such as a median plane perpendicular thereto, by means of tension ties extending between the object and the support that converge substantially two by two toward points lying in a reference plane of the said object and spaced from the axis thereof and which are connected to said object proximate said points and fixed to said supports by restraining members at points lying in a circle centered upon said axis and located in a plane parallel to said reference plane and spaced therefrom, comprising successively applying a single tensioning tool of light weight on each restraining member to adjust the tension thereon, said tool comprising a calibrated spring for applying the same force to each tension tie.