US4670208A — Method of manufacturing machine supports by means…

Claim 1

Independent Claim 111 words

Process for manufacturing machine parts, e.g. machine supports, by means of polymer concrete on the basis of liquid methacrylate monomer polymerizing at room temperature and of aggregates, characterized in that the liquid methacrylate monomer used is a monomer with a dynamic viscosity of less than 10 mPas 10 cP and that to said monomer and/or to the aggregates is admixed a starter system forming radicals which comprises peroxide, wherein the polymer concrete is poured into a mold or form corresponding to the shape of the machine part to be manufactured and is removed after hardening, further characterized in that the starter system comprises an organic peroxide and an aromatic tertiary amine.

Claim 2

Dependent Claim 111 words

Process for manufacturing machine parts, e.g. machine supports, by means of polymer concrete on the basis of liquid methacrylate monomer polymerizing at room temperature and of aggregates, characterized in that the liquid methacrylate monomer used is a monomer with a dynamic viscosity of less than 10 mPas 10 cP and that to said monomer and/or to the aggregates is admixed a starter system forming radicals which comprises peroxide, wherein the polymer concrete is poured into a mold or form corresponding to the shape of the machine part to be manufactured and is removed after hardening, further characterized in that the starter system comprises an organic peroxide and an aromatic tertiary amine.

Claim 3

Dependent Claim 25 words

Process according to claim 1 characterized in that the monomer used is a monomer with a viscosity ranging between 1 and 10 mPas/and 10 cP.

Claim 4

Dependent Claim 20 words

Process according to claim 1 characterized in that a pulverized organic peroxide is admixed to a powdered polymer of methacrylate.

Claim 5

Dependent Claim 21 words

Process according to claim 3 characterized in that a pulverized organic peroxide is admixed to a powdered polymer of methyl methacrylate.

Claim 6

Dependent Claim 19 words

Process according to claim 3 characterized in that the aromatic tertiary amine used is dissolved in the methacrylate monomer.

Claim 7

Dependent Claim 23 words

Process according to claim 1 characterized in that a methacrylate monomer containing bi-functional or tri-functional methacrylates is used as a so-called cross-linking agent.

Claim 8

Dependent Claim 14 words

Process according to claim 1 characterized in that the mixture of aggregates contains fibres.

Claim 9

Dependent Claim 15 words

Process according to claim 1 characterized in that the mixture of aggregates contains metal fibres.

Claim 10

Dependent Claim 33 words

Process according to claim 1 characterized in that the machine part is a machine support in which plate-shaped structural parts (5, 6, 7, 9) are embedded into the the polymer concrete being molded.

Claim 11

Dependent Claim 25 words

Process according to claim 9 characterized in that plate-shaped structural parts (5, 6, 7, 9) of steel or plastic material are inserted into the surface.

Claim 12

Dependent Claim 37 words

The process of claim 1 wherein after hardening of the molded product an additional part is molded thereto by pouring a further amount of the mixture into an additional form or mold attached to the hardened product.

Claim 13

Dependent Claim 50 words

The method of claim 1 wherein the step of pouring the mixture into the mold or form or construction is interrupted, whereby at first only a part of the mixture is poured into the mold, followed by a further part of the mixture after insertion into the mold of intercalations.

Claim 14

Dependent Claim 141 words

Process for manufacturing machine parts, e.g. machine supports, by means of polymer concrete on the basis of a synthetic binding medium and of aggregates, comprising the steps of: mixing the aggregates with the synthetic binding medium, filling the mixture into a mold or form corresponding to the shape of the machine part to the manufactured, and demolding after hardening, wherein the synthetic binding medium is a methacrylate resin polymerizing at room temperature and having a dynamic viscosity of less than 20 mPas (10 cP) and an adequate starter system for the methacrylate resin is added to and admixed to the mixture consisting of the aggregates and the methacrylate, and wherein after hardening of the molded product an additional part is molded thereto by pouring a further amount of the mixture into an additional form or mold attached to the hardened product.

Claim 15

Dependent Claim 141 words

Process for manufacturing machine parts, e.g. machine supports, by means of polymer concrete on the basis of a synthetic binding medium and of aggregates, comprising the steps of: mixing the aggregates with the synthetic binding medium, filling the mixture into a mold or form corresponding to the shape of the machine part to the manufactured, and demolding after hardening, wherein the synthetic binding medium is a methacrylate resin polymerizing at room temperature and having a dynamic viscosity of less than 20 mPas (10 cP) and an adequate starter system for the methacrylate resin is added to and admixed to the mixture consisting of the aggregates and the methacrylate, and wherein after hardening of the molded product an additional part is molded thereto by pouring a further amount of the mixture into an additional form or mold attached to the hardened product.

Claim 16

Dependent Claim 50 words

The method of claim 13 wherein the step of pouring the mixture into the mold or form or construction is interrupted, whereby at first only a part of the mixture is poured into the mold, followed by a further part of the mixture after insertion into the mold of intercalations.

Claim 17

Dependent Claim 102 words

Method of manufacturing high-quality machine supports comprising the steps of: mixing dry aggregates of concrete with a dry organic peroxide to form a dry filler component, dissolving an aromatic tertiary amine into a liquid polymerizable methacrylate reaction monomer to form a liquid binding component having a dynamic viscosity of less than 10 mPas (10 cP), admixing the dry filler component with the liquid binding component in predetermined portions, pouring the mixture of dry filler component and liquid binding component into a mold or form corresponding to the shape of the machine part to be manufactured, and removing the molded product after hardening.

Claim 18

Dependent Claim 102 words

Method of manufacturing high-quality machine supports comprising the steps of: mixing dry aggregates of concrete with a dry organic peroxide to form a dry filler component, dissolving an aromatic tertiary amine into a liquid polymerizable methacrylate reaction monomer to form a liquid binding component having a dynamic viscosity of less than 10 mPas (10 cP), admixing the dry filler component with the liquid binding component in predetermined portions, pouring the mixture of dry filler component and liquid binding component into a mold or form corresponding to the shape of the machine part to be manufactured, and removing the molded product after hardening.

Claim 19

Dependent Claim 32 words

The method of claim 15 wherein the step of mixing dry filler components further comprises, mixing a dry polymer methacrylate powder with the dry aggregates of concrete and the dry organic peroxide.

Claim 20

Dependent Claim 22 words

The method of claim 15, further comprising the step of densifying the mixture while pouring the mixture into the mold or form.

Claim 21

Dependent Claim 37 words

The process of claim 15 wherein after hardening of the molded product an additional part is molded thereto by pouring a further amount of the mixture into an additional form or mold attached to the hardened product.

Claim 22

Dependent Claim 50 words

The method of claim 15 wherein the step of pouring the mixture into the mold or form or construction is interrupted, whereby at first only a part of the mixture is poured into the mold, followed by a further part of the mixture after insertion into the mold of intercalations.

Claim 23

Dependent Claim 94 words

Method of manufacturing high-quality machine supports comprising the steps of: mixing dry aggregates of concrete with a dry organic peroxide to form a dry filler component, dissolving an aromatic tertiary amine into a liquid polymerizable methacrylate reaction resin to form a liquid binding component having a dynamic viscosity of less than 10 mPAS (10 cP), admixing the dry filler component with the liquid binding component in predetermined portions, pouring the mixture of dry filler component and liquid binding component into a prefabricated iron or steel construction being part of the product to be manufactured.

Claim 24

Dependent Claim 94 words

Method of manufacturing high-quality machine supports comprising the steps of: mixing dry aggregates of concrete with a dry organic peroxide to form a dry filler component, dissolving an aromatic tertiary amine into a liquid polymerizable methacrylate reaction resin to form a liquid binding component having a dynamic viscosity of less than 10 mPAS (10 cP), admixing the dry filler component with the liquid binding component in predetermined portions, pouring the mixture of dry filler component and liquid binding component into a prefabricated iron or steel construction being part of the product to be manufactured.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1990-06-01	1990-12-01	1991-06-02	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1994-06-01	1994-12-01	1995-06-02	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1998-06-01	1998-12-01	1999-06-02	$7700.00	Window Closed / Lapsed

Method of manufacturing machine supports by means of concrete polymer

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