公开(公告)号：US20220105579A1

公开(公告)日：2022-04-07

申请号：US17420729

申请日：2019-02-28

Applicant: HOWMET AEROSPACE INC.

Inventor： Thomas R. KINGSBURY

IPC: B23D29/00

Abstract: Fastening collar removal apparatus, methods of making fastening collar removal apparatus, and methods of removing a fastening collar secured to a fastener, are provided. The fastening collar removal apparatus comprises a collet comprising a first section comprising a substantially cylindrical shape and a second section operatively coupled to the first section. The second section comprises a collet cavity extending therein. The collet cavity is configured to receive at least a portion of a collar. The second section comprises at least two fingers formed by at least two axial channels in the second section. At least one of the at least two fingers comprises a blade extending inwardly relative to a longitudinal axis of the collet. In an open configuration of the collet, each of the at least two fingers comprises an outward taper relative to a longitudinal axis of the collet.

公开(公告)号：US20220098707A1

公开(公告)日：2022-03-31

申请号：US17400429

申请日：2021-08-12

Applicant: HOWMET AEROSPACE INC.

Inventor： Jen C. Lin ,  Wei Wen ,  Santosh Prasad ,  Mark D. Crowley ,  Gabriele F. Ciccola ,  Matthew C. Brest

IPC: C22C21/08 ,  C22F1/047 ,  B22D21/00 ,  B22F3/24

Abstract: New aluminum alloys having magnesium and zinc are disclosed. The new magnesium-zinc aluminum alloys may include from 2.5 to 4.0 wt. % Mg, from 2.25 to 4.0 wt. % Zn, wherein (wt. % Mg/wt. % Zn)≥1.0, and wherein (wt. % Mg/wt. % Zn)≤1.6, from 0.20 to 0.9 wt. % Mn, from 0.10 to 0.40 wt. % Cu, up to 1.0 wt. % Li, up to 0.50 wt. % Fe, up to 0.50 wt. % Si, and optional secondary element(s), the balance being aluminum, optional incidental elements and impurities.

公开(公告)号：US20210394252A1

公开(公告)日：2021-12-23

申请号：US17295238

申请日：2019-12-13

Applicant: HOWMET AEROSPACE INC. ,  CenterLine (Windsor) Limited

Inventor： Daniel Peter VANDERZWET ,  Simon Maurice BRITTON ,  Larry Frank KOSCIELSKI ,  Eric Jean MICHAUD ,  David Mario SIMONE ,  Donald J. SPINELLA ,  Gino N. IASELLA ,  Daniel BERGSTROM ,  Robert B. WILCOX ,  Thomas R. KINGSBURY ,  Graham Scott MUSGROVE

IPC: B21J15/08 ,  B23K11/11

Abstract: Rivet dispenser systems and methods of use thereof are provided. In a non-limiting embodiment, the rivet dispenser system comprises a rivet receiving member defining a channel therein, and a seat member. The channel includes a curved region. The rivet receiving member comprises a first port and a second port. The first port communicates with the channel and is configured to receive rivets. The second port communicates with the channel and is configured to dispense rivets. The channel extends between the first port and the second port and is configured to transport rivets from the first port to the second port in a series arrangement and in a preselected orientation. The seat member communicates with the second port and is configured to selectively engage with a rivet holder of a resistance spot rivet welding apparatus and introduce a single rivet to the rivet holder at one time.

公开(公告)号：US12129881B2

公开(公告)日：2024-10-29

申请号：US17966437

申请日：2022-10-14

Applicant: HOWMET AEROSPACE INC.

Inventor： Thomas Brennetot ,  Arnaud Brunet ,  Christophe Coulon

IPC: F16B19/05 ,  F16B23/00 ,  F16B35/04 ,  F16B39/02 ,  F16B31/02

CPC classification number: F16B19/05 ,  F16B23/0061 ,  F16B35/04 ,  F16B39/025 ,  F16B39/026 ,  F16B31/021

Abstract: A fastener including a pin member having a shank portion, a threaded portion having a thread, a lock portion having at least one lock groove, and a pull portion located having at least one pull groove. The threaded portion is adapted to be engaged threadedly with a threaded hole of a workpiece to install the pin member therein. The fastener includes a swage collar adapted to be installed into the at least one lock groove of the lock portion to secure a plurality of workpieces. The pull portion is adapted to break off when the fastener is installed.

公开(公告)号：US20240316617A1

公开(公告)日：2024-09-26

申请号：US18733199

申请日：2024-06-04

Applicant: HOWMET AEROSPACE INC.

Inventor： Arnaud Brunet

IPC: B21J15/02 ,  B21J15/28 ,  F16B5/04 ,  F16B19/05

CPC classification number: B21J15/022 ,  B21J15/285 ,  F16B5/04 ,  F16B19/05

Abstract: Multi-piece fasteners, multi-piece fastener installation apparatus, and methods of fastening are provided. The multi-piece fastener comprises a fastening collar and a pin. The fastening collar comprises a first collar end and a second collar end. A collar cavity extends from the first collar end to the second collar end. The pin is configured to be at least partially received by the collar cavity. The pin comprises a first pin end, a second pin end, and a shank extending intermediate the first pin end and the second pin end. The shank comprises a plurality of structural features. A first feature of the plurality of structural features has a first configuration and the second feature of the plurality of structural features has a second configuration. The first configuration and the second configuration differ.

公开(公告)号：US12083581B2

公开(公告)日：2024-09-10

申请号：US17633713

申请日：2019-11-22

Applicant: Howmet Aerospace Inc.

Inventor： Arnaud Brunet

IPC: B21J5/02 ,  B21J15/02 ,  B21J15/30 ,  B21J15/32 ,  F16B19/05

CPC classification number: B21J15/022 ,  B21J15/32

Abstract: Fastening collar installation apparatus and methods of installing a fastener system are provided. The fastening collar installation apparatus comprises an anvil, a sleeve, and a lever. The sleeve comprises a first section comprising a first sleeve end and a second sleeve end, a sleeve cavity, and a slot. The first sleeve end is intermediate the anvil and the second sleeve end. The slot extends a first distance from the first sleeve end. The lever is slidably received by the slot of the sleeve and configured to move between a first lever position in the slot and a second lever position in the slot. The lever comprises a second distance from a first lever end to a second lever end. The second distance is less than the first distance.

公开(公告)号：US11959504B2

公开(公告)日：2024-04-16

申请号：US18004717

申请日：2021-07-16

Applicant: HOWMET AEROSPACE INC.

Inventor： Thomas Brennetot

IPC: F16B19/10

CPC classification number: F16B19/1072 ,  F16B19/1054

Abstract: Self-forming thread blind fasteners and methods for fastening are provided. The self-forming thread blind fastener comprises a sleeve and a pin. The sleeve comprises a first sleeve end, a second sleeve end, an elongate portion, and an inner wall defining a bore. The pin is configured to be at least partially received by the bore. The pin comprises a first pin end, a second pin end, a pin head portion, an at least partially threaded portion, a shank intermediate, and a driving portion. The at least partially threaded portion is configured to form threads on at least a portion of the inner wall of the sleeve. The driving portion is configured to receive a torque to rotate the pin within the sleeve and thereby axially compress and deform the sleeve and form the threads on the at least a portion of the inner wall of the sleeve.

公开(公告)号：US20240026545A1

公开(公告)日：2024-01-25

申请号：US18478059

申请日：2023-09-29

Applicant: HOWMET AEROSPACE INC.

Inventor： Ryan N. Scott ,  Kevin M. Robare ,  Jennifer L. Giocondi ,  Nicola Menegazzo ,  Kelly M. Weiler

IPC: C23C22/07 ,  B05D7/14 ,  C23C22/73 ,  C23C22/76 ,  C23G1/12 ,  C23G1/22

CPC classification number: C23C22/07 ,  B05D7/14 ,  C23C22/73 ,  C23C22/76 ,  C23G1/125 ,  C23G1/22

Abstract: Metallic substrate treatment methods and articles comprising a phosphonate functionalized layer are provided. The method comprises contacting a metallic substrate comprising at least one of aluminum and an aluminum alloy with a fluid to form a phosphonate functionalized layer on at least a region of the metallic substrate. The fluid comprises at least one of a phosphonate containing acid and a derivative thereof. At least one of the phosphonate containing acid and the derivative thereof comprises a pKa of a first acidic proton. The fluid comprises a pH at least 0.5 pH value greater than the pKa of the first acidic proton. The article comprises a metallic substrate comprising aluminum or an aluminum alloy and a phosphonate functionalized layer on at least a region of the metallic substrate.

公开(公告)号：US20230349406A1

公开(公告)日：2023-11-02

申请号：US17906122

申请日：2021-03-15

Applicant: Howmet Aerospace Inc.

Inventor： Anthony J. Fedusa ,  Donald J. Spinella

IPC: F16B5/04 ,  B21J15/08 ,  B23K11/11

CPC classification number: F16B5/04 ,  B21J15/08 ,  B23K11/115 ,  B21J15/025

Abstract: Methods of fastening are provided. A method comprises contacting a fastener with a first layer of an assembly at a first location. The assembly comprises the first layer, a third layer, and a second layer positioned intermediate the first layer and the third layer. The first layer, the third layer, and the fastener are electrically conductive. The second layer defines a gap and the first location is in communication with the gap. Electrical communication is formed between the assembly and the fastener. The first layer is fastened to the third layer through the gap in the second layer with the fastener. The fastening comprises resistance welding the fastener to the third layer.

公开(公告)号：US20230330738A1

公开(公告)日：2023-10-19

申请号：US17903676

申请日：2022-09-06

Applicant: HOWMET AEROSPACE INC. ,  CenterLine (Windsor) Limited

Inventor： Daniel Peter VANDERZWET ,  Simon Maurice BRITTON ,  Larry Frank KOSCIELSKI ,  Eric Jean MICHAUD ,  David Mario SIMONE ,  Donald J. SPINELLA ,  Gino N. IASELLA ,  Daniel BERGSTROM ,  Robert B. WILCOX ,  Thomas R. KINGSBURY ,  Graham Scott MUSGROVE

IPC: B21J15/08 ,  B21J15/32 ,  B23K11/11

CPC classification number: B21J15/08 ,  B21J15/32 ,  B23K11/11

Abstract: Rivet dispenser systems and methods of use thereof are provided. In a non-limiting embodiment, the rivet dispenser system comprises a rivet receiving member defining a channel therein, and a seat member. The channel includes a curved region. The rivet receiving member comprises a first port and a second port. The first port communicates with the channel and is configured to receive rivets. The second port communicates with the channel and is configured to dispense rivets. The channel extends between the first port and the second port and is configured to transport rivets from the first port to the second port in a series arrangement and in a preselected orientation. The seat member communicates with the second port and is configured to selectively engage with a rivet holder of a resistance spot rivet welding apparatus and introduce a single rivet to the rivet holder at one time.